06.Decision Tree_실습.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 69,
   "metadata": {},
   "outputs": [],
   "source": [
    "import pandas as pd\n",
    "import matplotlib\n",
    "import matplotlib.pyplot as plt\n",
    "matplotlib.rc('font',family = 'NanumGothicCoding')\n",
    "\n",
    "\n",
    "\n",
    "from sklearn.model_selection  import train_test_split\n",
    "from sklearn.model_selection import GridSearchCV\n",
    "\n",
    "from sklearn.tree import DecisionTreeRegressor\n",
    "from sklearn.tree import export_graphviz\n",
    "import graphviz"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 70,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Y</th>\n",
       "      <th>AGE</th>\n",
       "      <th>GENDER</th>\n",
       "      <th>BMI</th>\n",
       "      <th>BP</th>\n",
       "      <th>CHOLESTEROL</th>\n",
       "      <th>LDL</th>\n",
       "      <th>HDL</th>\n",
       "      <th>TCH</th>\n",
       "      <th>LTG</th>\n",
       "      <th>GLUCOSE</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>151</td>\n",
       "      <td>59</td>\n",
       "      <td>2</td>\n",
       "      <td>32.1</td>\n",
       "      <td>101.0</td>\n",
       "      <td>157</td>\n",
       "      <td>93.2</td>\n",
       "      <td>38.0</td>\n",
       "      <td>4.0</td>\n",
       "      <td>4.8598</td>\n",
       "      <td>87</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>75</td>\n",
       "      <td>48</td>\n",
       "      <td>1</td>\n",
       "      <td>21.6</td>\n",
       "      <td>87.0</td>\n",
       "      <td>183</td>\n",
       "      <td>103.2</td>\n",
       "      <td>70.0</td>\n",
       "      <td>3.0</td>\n",
       "      <td>3.8918</td>\n",
       "      <td>69</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>141</td>\n",
       "      <td>72</td>\n",
       "      <td>2</td>\n",
       "      <td>30.5</td>\n",
       "      <td>93.0</td>\n",
       "      <td>156</td>\n",
       "      <td>93.6</td>\n",
       "      <td>41.0</td>\n",
       "      <td>4.0</td>\n",
       "      <td>4.6728</td>\n",
       "      <td>85</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>206</td>\n",
       "      <td>24</td>\n",
       "      <td>1</td>\n",
       "      <td>25.3</td>\n",
       "      <td>84.0</td>\n",
       "      <td>198</td>\n",
       "      <td>131.4</td>\n",
       "      <td>40.0</td>\n",
       "      <td>5.0</td>\n",
       "      <td>4.8903</td>\n",
       "      <td>89</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>135</td>\n",
       "      <td>50</td>\n",
       "      <td>1</td>\n",
       "      <td>23.0</td>\n",
       "      <td>101.0</td>\n",
       "      <td>192</td>\n",
       "      <td>125.4</td>\n",
       "      <td>52.0</td>\n",
       "      <td>4.0</td>\n",
       "      <td>4.2905</td>\n",
       "      <td>80</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "     Y  AGE  GENDER   BMI     BP  CHOLESTEROL    LDL   HDL  TCH     LTG  \\\n",
       "0  151   59       2  32.1  101.0          157   93.2  38.0  4.0  4.8598   \n",
       "1   75   48       1  21.6   87.0          183  103.2  70.0  3.0  3.8918   \n",
       "2  141   72       2  30.5   93.0          156   93.6  41.0  4.0  4.6728   \n",
       "3  206   24       1  25.3   84.0          198  131.4  40.0  5.0  4.8903   \n",
       "4  135   50       1  23.0  101.0          192  125.4  52.0  4.0  4.2905   \n",
       "\n",
       "   GLUCOSE  \n",
       "0       87  \n",
       "1       69  \n",
       "2       85  \n",
       "3       89  \n",
       "4       80  "
      ]
     },
     "execution_count": 70,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df_raw = pd.read_csv(\"./data/DIABETEST.csv\", encoding = '949')\n",
    "df_raw.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 71,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>AGE</th>\n",
       "      <th>GENDER</th>\n",
       "      <th>BMI</th>\n",
       "      <th>BP</th>\n",
       "      <th>CHOLESTEROL</th>\n",
       "      <th>LDL</th>\n",
       "      <th>HDL</th>\n",
       "      <th>TCH</th>\n",
       "      <th>LTG</th>\n",
       "      <th>GLUCOSE</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>59</td>\n",
       "      <td>2</td>\n",
       "      <td>32.1</td>\n",
       "      <td>101.0</td>\n",
       "      <td>157</td>\n",
       "      <td>93.2</td>\n",
       "      <td>38.0</td>\n",
       "      <td>4.0</td>\n",
       "      <td>4.8598</td>\n",
       "      <td>87</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>48</td>\n",
       "      <td>1</td>\n",
       "      <td>21.6</td>\n",
       "      <td>87.0</td>\n",
       "      <td>183</td>\n",
       "      <td>103.2</td>\n",
       "      <td>70.0</td>\n",
       "      <td>3.0</td>\n",
       "      <td>3.8918</td>\n",
       "      <td>69</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>72</td>\n",
       "      <td>2</td>\n",
       "      <td>30.5</td>\n",
       "      <td>93.0</td>\n",
       "      <td>156</td>\n",
       "      <td>93.6</td>\n",
       "      <td>41.0</td>\n",
       "      <td>4.0</td>\n",
       "      <td>4.6728</td>\n",
       "      <td>85</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>24</td>\n",
       "      <td>1</td>\n",
       "      <td>25.3</td>\n",
       "      <td>84.0</td>\n",
       "      <td>198</td>\n",
       "      <td>131.4</td>\n",
       "      <td>40.0</td>\n",
       "      <td>5.0</td>\n",
       "      <td>4.8903</td>\n",
       "      <td>89</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>50</td>\n",
       "      <td>1</td>\n",
       "      <td>23.0</td>\n",
       "      <td>101.0</td>\n",
       "      <td>192</td>\n",
       "      <td>125.4</td>\n",
       "      <td>52.0</td>\n",
       "      <td>4.0</td>\n",
       "      <td>4.2905</td>\n",
       "      <td>80</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   AGE  GENDER   BMI     BP  CHOLESTEROL    LDL   HDL  TCH     LTG  GLUCOSE\n",
       "0   59       2  32.1  101.0          157   93.2  38.0  4.0  4.8598       87\n",
       "1   48       1  21.6   87.0          183  103.2  70.0  3.0  3.8918       69\n",
       "2   72       2  30.5   93.0          156   93.6  41.0  4.0  4.6728       85\n",
       "3   24       1  25.3   84.0          198  131.4  40.0  5.0  4.8903       89\n",
       "4   50       1  23.0  101.0          192  125.4  52.0  4.0  4.2905       80"
      ]
     },
     "execution_count": 71,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df_raw_y = df_raw['Y']\n",
    "df_raw_x = df_raw.drop(\"Y\", axis = 1, inplace = False)\n",
    "df_raw_x.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 72,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "0    151\n",
       "1     75\n",
       "2    141\n",
       "3    206\n",
       "4    135\n",
       "Name: Y, dtype: int64"
      ]
     },
     "execution_count": 72,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df_raw_y.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 73,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "train data X size : (309, 10)\n",
      "train data Y size : (309,)\n",
      "test data X size : (133, 10)\n",
      "test data Y size : (133,)\n"
     ]
    }
   ],
   "source": [
    "df_train_x, df_test_x, df_train_y, df_test_y = train_test_split(df_raw_x, df_raw_y\n",
    "                                                               , test_size = 0.3, random_state = 1234)\n",
    "print('train data X size : {}'.format(df_train_x.shape))\n",
    "print('train data Y size : {}'.format(df_train_y.shape))\n",
    "print('test data X size : {}'.format(df_test_x.shape))\n",
    "print('test data Y size : {}'.format(df_test_y.shape))\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 74,
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Score on trainning set : 1.000\n",
      "Score on test set : -0.143\n"
     ]
    }
   ],
   "source": [
    "tree_uncustomized = DecisionTreeRegressor(random_state = 1234)\n",
    "tree_uncustomized.fit(df_train_x, df_train_y)\n",
    "\n",
    "print('Score on trainning set : {:.3f}'.format(tree_uncustomized.score(df_train_x, df_train_y)))\n",
    "print('Score on test set : {:.3f}'.format(tree_uncustomized.score(df_test_x, df_test_y)))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 75,
   "metadata": {},
   "outputs": [],
   "source": [
    "train_score = [];test_score=[]\n",
    "para_leaf = [n_leaf * 1 for n_leaf in range(1,20)]\n",
    "\n",
    "for v_min_samples_leaf in para_leaf:\n",
    "    tree = DecisionTreeRegressor(random_state = 1234\n",
    "                                ,min_samples_leaf = v_min_samples_leaf)\n",
    "    tree.fit(df_train_x, df_train_y)\n",
    "    train_score.append(tree.score(df_train_x, df_train_y))\n",
    "    test_score.append(tree.score(df_test_x, df_test_y))\n",
    "    \n",
    "df_score_leaf = pd.DataFrame()\n",
    "df_score_leaf['MinSamplesLeaf'] = para_leaf\n",
    "df_score_leaf['TrainScore'] = train_score\n",
    "df_score_leaf['TestScore'] = test_score"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 76,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>MinSamplesLeaf</th>\n",
       "      <th>TrainScore</th>\n",
       "      <th>TestScore</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>1</td>\n",
       "      <td>1.000000</td>\n",
       "      <td>-0.142739</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>2</td>\n",
       "      <td>0.953051</td>\n",
       "      <td>-0.110833</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>3</td>\n",
       "      <td>0.878342</td>\n",
       "      <td>0.038547</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>4</td>\n",
       "      <td>0.835950</td>\n",
       "      <td>0.082521</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>5</td>\n",
       "      <td>0.773213</td>\n",
       "      <td>0.062176</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   MinSamplesLeaf  TrainScore  TestScore\n",
       "0               1    1.000000  -0.142739\n",
       "1               2    0.953051  -0.110833\n",
       "2               3    0.878342   0.038547\n",
       "3               4    0.835950   0.082521\n",
       "4               5    0.773213   0.062176"
      ]
     },
     "execution_count": 76,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df_score_leaf.head()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 77,
   "metadata": {},
   "outputs": [
    {
     "data": {
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       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>MinSamplesLeaf</th>\n",
       "      <th>TrainScore</th>\n",
       "      <th>TestScore</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>1</td>\n",
       "      <td>1.000</td>\n",
       "      <td>-0.143</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>2</td>\n",
       "      <td>0.953</td>\n",
       "      <td>-0.111</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>3</td>\n",
       "      <td>0.878</td>\n",
       "      <td>0.039</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>4</td>\n",
       "      <td>0.836</td>\n",
       "      <td>0.083</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>5</td>\n",
       "      <td>0.773</td>\n",
       "      <td>0.062</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>6</td>\n",
       "      <td>0.730</td>\n",
       "      <td>0.042</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>7</td>\n",
       "      <td>0.707</td>\n",
       "      <td>0.107</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>7</th>\n",
       "      <td>8</td>\n",
       "      <td>0.669</td>\n",
       "      <td>0.109</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>8</th>\n",
       "      <td>9</td>\n",
       "      <td>0.649</td>\n",
       "      <td>0.144</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>9</th>\n",
       "      <td>10</td>\n",
       "      <td>0.614</td>\n",
       "      <td>0.203</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   MinSamplesLeaf  TrainScore  TestScore\n",
       "0               1       1.000     -0.143\n",
       "1               2       0.953     -0.111\n",
       "2               3       0.878      0.039\n",
       "3               4       0.836      0.083\n",
       "4               5       0.773      0.062\n",
       "5               6       0.730      0.042\n",
       "6               7       0.707      0.107\n",
       "7               8       0.669      0.109\n",
       "8               9       0.649      0.144\n",
       "9              10       0.614      0.203"
      ]
     },
     "execution_count": 77,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df_score_leaf.round(3).head(10)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 78,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<matplotlib.legend.Legend at 0x7f7cca1cf0f0>"
      ]
     },
     "execution_count": 78,
     "metadata": {},
     "output_type": "execute_result"
    },
    {
     "data": {
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\n",
      "text/plain": [
       "<Figure size 432x288 with 1 Axes>"
      ]
     },
     "metadata": {
      "needs_background": "light"
     },
     "output_type": "display_data"
    }
   ],
   "source": [
    "plt.plot(para_leaf, train_score, linestyle = '-', label = 'Train Score')\n",
    "plt.plot(para_leaf, test_score, linestyle = '-', label = 'Test Score')\n",
    "plt.legend()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 79,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/svg+xml": [
       "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n",
       "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n",
       " \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n",
       "<!-- Generated by graphviz version 2.40.1 (20161225.0304)\n",
       " -->\n",
       "<!-- Title: Tree Pages: 1 -->\n",
       "<svg width=\"2030pt\" height=\"893pt\"\n",
       " viewBox=\"0.00 0.00 2030.00 893.00\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
       "<g id=\"graph0\" class=\"graph\" transform=\"scale(1 1) rotate(0) translate(4 889)\">\n",
       "<title>Tree</title>\n",
       "<polygon fill=\"#ffffff\" stroke=\"transparent\" points=\"-4,4 -4,-889 2026,-889 2026,4 -4,4\"/>\n",
       "<!-- 0 -->\n",
       "<g id=\"node1\" class=\"node\">\n",
       "<title>0</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.419608\" stroke=\"#000000\" points=\"1484,-885 1378,-885 1378,-817 1484,-817 1484,-885\"/>\n",
       "<text text-anchor=\"middle\" x=\"1431\" y=\"-869.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BMI &lt;= 26.85</text>\n",
       "<text text-anchor=\"middle\" x=\"1431\" y=\"-854.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 6081.956</text>\n",
       "<text text-anchor=\"middle\" x=\"1431\" y=\"-839.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 309</text>\n",
       "<text text-anchor=\"middle\" x=\"1431\" y=\"-824.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 151.783</text>\n",
       "</g>\n",
       "<!-- 1 -->\n",
       "<g id=\"node2\" class=\"node\">\n",
       "<title>1</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.262745\" stroke=\"#000000\" points=\"1286,-781 1180,-781 1180,-713 1286,-713 1286,-781\"/>\n",
       "<text text-anchor=\"middle\" x=\"1233\" y=\"-765.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 4.714</text>\n",
       "<text text-anchor=\"middle\" x=\"1233\" y=\"-750.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3620.515</text>\n",
       "<text text-anchor=\"middle\" x=\"1233\" y=\"-735.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 188</text>\n",
       "<text text-anchor=\"middle\" x=\"1233\" y=\"-720.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 117.973</text>\n",
       "</g>\n",
       "<!-- 0&#45;&gt;1 -->\n",
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       "<text text-anchor=\"middle\" x=\"1538\" y=\"-765.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GLUCOSE &lt;= 97.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1538\" y=\"-750.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5370.794</text>\n",
       "<text text-anchor=\"middle\" x=\"1538\" y=\"-735.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 121</text>\n",
       "<text text-anchor=\"middle\" x=\"1538\" y=\"-720.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 204.314</text>\n",
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       "<text text-anchor=\"middle\" x=\"782\" y=\"-661.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">HDL &lt;= 55.5</text>\n",
       "<text text-anchor=\"middle\" x=\"782\" y=\"-646.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2426.989</text>\n",
       "<text text-anchor=\"middle\" x=\"782\" y=\"-631.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 136</text>\n",
       "<text text-anchor=\"middle\" x=\"782\" y=\"-616.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 100.162</text>\n",
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       "<!-- 1&#45;&gt;2 -->\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.482353\" stroke=\"#000000\" points=\"1286,-677 1180,-677 1180,-609 1286,-609 1286,-677\"/>\n",
       "<text text-anchor=\"middle\" x=\"1233\" y=\"-661.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 107.665</text>\n",
       "<text text-anchor=\"middle\" x=\"1233\" y=\"-646.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3742.208</text>\n",
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       "<text text-anchor=\"middle\" x=\"1233\" y=\"-616.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 164.558</text>\n",
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       "<!-- 1&#45;&gt;27 -->\n",
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       "<title>1&#45;&gt;27</title>\n",
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       "<text text-anchor=\"middle\" x=\"381\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 4.174</text>\n",
       "<text text-anchor=\"middle\" x=\"381\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3136.032</text>\n",
       "<text text-anchor=\"middle\" x=\"381\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 74</text>\n",
       "<text text-anchor=\"middle\" x=\"381\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 115.541</text>\n",
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       "<!-- 2&#45;&gt;3 -->\n",
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       "<text text-anchor=\"middle\" x=\"782\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GLUCOSE &lt;= 82.5</text>\n",
       "<text text-anchor=\"middle\" x=\"782\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 961.511</text>\n",
       "<text text-anchor=\"middle\" x=\"782\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 62</text>\n",
       "<text text-anchor=\"middle\" x=\"782\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 81.806</text>\n",
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       "<!-- 2&#45;&gt;18 -->\n",
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       "<title>2&#45;&gt;18</title>\n",
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       "<text text-anchor=\"middle\" x=\"177\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GLUCOSE &lt;= 84.0</text>\n",
       "<text text-anchor=\"middle\" x=\"177\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2190.94</text>\n",
       "<text text-anchor=\"middle\" x=\"177\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 20</text>\n",
       "<text text-anchor=\"middle\" x=\"177\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 88.6</text>\n",
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       "<!-- 3&#45;&gt;4 -->\n",
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       "<title>3&#45;&gt;4</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M327.9339,-511.9467C304.0674,-499.7795 275.5166,-485.2241 249.7016,-472.0636\"/>\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.298039\" stroke=\"#000000\" points=\"434,-469 328,-469 328,-401 434,-401 434,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"381\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 87.2</text>\n",
       "<text text-anchor=\"middle\" x=\"381\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3117.694</text>\n",
       "<text text-anchor=\"middle\" x=\"381\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 54</text>\n",
       "<text text-anchor=\"middle\" x=\"381\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 125.519</text>\n",
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       "<!-- 3&#45;&gt;7 -->\n",
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       "<title>3&#45;&gt;7</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M381,-504.9465C381,-496.776 381,-487.9318 381,-479.3697\"/>\n",
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       "<!-- 5 -->\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.054902\" stroke=\"#000000\" points=\"106,-357.5 0,-357.5 0,-304.5 106,-304.5 106,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"53\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1064.972</text>\n",
       "<text text-anchor=\"middle\" x=\"53\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 12</text>\n",
       "<text text-anchor=\"middle\" x=\"53\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 73.833</text>\n",
       "</g>\n",
       "<!-- 4&#45;&gt;5 -->\n",
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       "<title>4&#45;&gt;5</title>\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.227451\" stroke=\"#000000\" points=\"230,-357.5 124,-357.5 124,-304.5 230,-304.5 230,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"177\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3062.188</text>\n",
       "<text text-anchor=\"middle\" x=\"177\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"177\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 110.75</text>\n",
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       "<!-- 4&#45;&gt;6 -->\n",
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       "<title>4&#45;&gt;6</title>\n",
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       "<title>8</title>\n",
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       "<text text-anchor=\"middle\" x=\"298\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1459.75</text>\n",
       "<text text-anchor=\"middle\" x=\"298\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"298\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 181.0</text>\n",
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       "<!-- 7&#45;&gt;8 -->\n",
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       "<title>7&#45;&gt;8</title>\n",
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       "<text text-anchor=\"middle\" x=\"449\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 199.0</text>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2777.592</text>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 46</text>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 115.87</text>\n",
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       "<!-- 7&#45;&gt;9 -->\n",
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       "<path fill=\"none\" stroke=\"#000000\" d=\"M403.2657,-400.9465C408.9602,-392.2373 415.1552,-382.7626 421.0938,-373.6801\"/>\n",
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       "<text text-anchor=\"middle\" x=\"388\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GENDER &lt;= 1.5</text>\n",
       "<text text-anchor=\"middle\" x=\"388\" y=\"-230.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2327.535</text>\n",
       "<text text-anchor=\"middle\" x=\"388\" y=\"-215.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 38</text>\n",
       "<text text-anchor=\"middle\" x=\"388\" y=\"-200.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 107.211</text>\n",
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       "<text text-anchor=\"middle\" x=\"509\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2867.5</text>\n",
       "<text text-anchor=\"middle\" x=\"509\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
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       "<text text-anchor=\"middle\" x=\"328\" y=\"-141.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 84.5</text>\n",
       "<text text-anchor=\"middle\" x=\"328\" y=\"-126.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2276.222</text>\n",
       "<text text-anchor=\"middle\" x=\"328\" y=\"-111.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 18</text>\n",
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       "<text text-anchor=\"middle\" x=\"449\" y=\"-141.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 101.0</text>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-126.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1586.49</text>\n",
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       "<text text-anchor=\"middle\" x=\"209\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1429.359</text>\n",
       "<text text-anchor=\"middle\" x=\"209\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"209\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 105.875</text>\n",
       "</g>\n",
       "<!-- 11&#45;&gt;12 -->\n",
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       "<title>11&#45;&gt;12</title>\n",
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       "<title>13</title>\n",
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       "<text text-anchor=\"middle\" x=\"330\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2205.69</text>\n",
       "<text text-anchor=\"middle\" x=\"330\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 10</text>\n",
       "<text text-anchor=\"middle\" x=\"330\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 146.9</text>\n",
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       "<!-- 11&#45;&gt;13 -->\n",
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       "<title>11&#45;&gt;13</title>\n",
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       "<title>15</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.247059\" stroke=\"#000000\" points=\"493,-53 401,-53 401,0 493,0 493,-53\"/>\n",
       "<text text-anchor=\"middle\" x=\"447\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2317.0</text>\n",
       "<text text-anchor=\"middle\" x=\"447\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"447\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 114.5</text>\n",
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       "<!-- 14&#45;&gt;15 -->\n",
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       "<title>14&#45;&gt;15</title>\n",
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       "<title>16</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.039216\" stroke=\"#000000\" points=\"610.5,-53 511.5,-53 511.5,0 610.5,0 610.5,-53\"/>\n",
       "<text text-anchor=\"middle\" x=\"561\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 313.306</text>\n",
       "<text text-anchor=\"middle\" x=\"561\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 12</text>\n",
       "<text text-anchor=\"middle\" x=\"561\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 70.167</text>\n",
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       "<!-- 14&#45;&gt;16 -->\n",
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       "<title>14&#45;&gt;16</title>\n",
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       "<title>19</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.152941\" stroke=\"#000000\" points=\"774,-469 668,-469 668,-401 774,-401 774,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 4.255</text>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1266.645</text>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 27</text>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 94.148</text>\n",
       "</g>\n",
       "<!-- 18&#45;&gt;19 -->\n",
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       "<title>18&#45;&gt;19</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M762.0263,-504.9465C756.9707,-496.3271 751.4753,-486.9579 746.1983,-477.9611\"/>\n",
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       "<title>22</title>\n",
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       "<text text-anchor=\"middle\" x=\"842\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 86.5</text>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 517.976</text>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 35</text>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 72.286</text>\n",
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       "<!-- 18&#45;&gt;22 -->\n",
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       "<title>18&#45;&gt;22</title>\n",
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       "<title>20</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.066667\" stroke=\"#000000\" points=\"649.5,-357.5 550.5,-357.5 550.5,-304.5 649.5,-304.5 649.5,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"600\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 242.352</text>\n",
       "<text text-anchor=\"middle\" x=\"600\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"600\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 75.929</text>\n",
       "</g>\n",
       "<!-- 19&#45;&gt;20 -->\n",
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       "<title>19&#45;&gt;20</title>\n",
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       "<title>21</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.243137\" stroke=\"#000000\" points=\"774,-357.5 668,-357.5 668,-304.5 774,-304.5 774,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1627.254</text>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 113.769</text>\n",
       "</g>\n",
       "<!-- 19&#45;&gt;21 -->\n",
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       "<title>19&#45;&gt;21</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M721,-400.9465C721,-390.2621 721,-378.4254 721,-367.5742\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"724.5001,-367.5421 721,-357.5422 717.5001,-367.5422 724.5001,-367.5421\"/>\n",
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       "<!-- 23 -->\n",
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       "<title>23</title>\n",
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       "<text text-anchor=\"middle\" x=\"842\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 225.918</text>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 61.714</text>\n",
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       "<!-- 22&#45;&gt;23 -->\n",
       "<g id=\"edge23\" class=\"edge\">\n",
       "<title>22&#45;&gt;23</title>\n",
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       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"845.5001,-367.5421 842,-357.5422 838.5001,-367.5422 845.5001,-367.5421\"/>\n",
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       "<!-- 24 -->\n",
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       "<title>24</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.082353\" stroke=\"#000000\" points=\"1008.5,-365 909.5,-365 909.5,-297 1008.5,-297 1008.5,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"959\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 91.5</text>\n",
       "<text text-anchor=\"middle\" x=\"959\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 588.508</text>\n",
       "<text text-anchor=\"middle\" x=\"959\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 21</text>\n",
       "<text text-anchor=\"middle\" x=\"959\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 79.333</text>\n",
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       "<!-- 22&#45;&gt;24 -->\n",
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       "<title>22&#45;&gt;24</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M880.3102,-400.9465C890.7141,-391.6986 902.089,-381.5876 912.8757,-371.9994\"/>\n",
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       "<title>25</title>\n",
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       "<text text-anchor=\"middle\" x=\"900\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 753.062</text>\n",
       "<text text-anchor=\"middle\" x=\"900\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 9</text>\n",
       "<text text-anchor=\"middle\" x=\"900\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 90.222</text>\n",
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       "<!-- 24&#45;&gt;25 -->\n",
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       "<title>24&#45;&gt;25</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M939.6812,-296.9465C933.4324,-285.9316 926.4888,-273.6922 920.1793,-262.5703\"/>\n",
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       "<title>26</title>\n",
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       "<text text-anchor=\"middle\" x=\"1017\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 309.472</text>\n",
       "<text text-anchor=\"middle\" x=\"1017\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 12</text>\n",
       "<text text-anchor=\"middle\" x=\"1017\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 71.167</text>\n",
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       "<!-- 24&#45;&gt;26 -->\n",
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       "<title>28</title>\n",
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       "<text text-anchor=\"middle\" x=\"1156\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 224.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1156\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3388.818</text>\n",
       "<text text-anchor=\"middle\" x=\"1156\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 38</text>\n",
       "<text text-anchor=\"middle\" x=\"1156\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 150.605</text>\n",
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       "<!-- 27&#45;&gt;28 -->\n",
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       "<title>27&#45;&gt;28</title>\n",
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       "<title>33</title>\n",
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       "<text text-anchor=\"middle\" x=\"1310\" y=\"-550.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2738.816</text>\n",
       "<text text-anchor=\"middle\" x=\"1310\" y=\"-535.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"1310\" y=\"-520.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 202.429</text>\n",
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       "<!-- 27&#45;&gt;33 -->\n",
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       "<title>27&#45;&gt;33</title>\n",
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       "<title>29</title>\n",
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       "<text text-anchor=\"middle\" x=\"1097\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GENDER &lt;= 1.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1097\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3608.393</text>\n",
       "<text text-anchor=\"middle\" x=\"1097\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 28</text>\n",
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       "<title>28&#45;&gt;29</title>\n",
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       "<text text-anchor=\"middle\" x=\"1221\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1268.61</text>\n",
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       "<title>28&#45;&gt;32</title>\n",
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       "<text text-anchor=\"middle\" x=\"1080\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3606.686</text>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 190.923</text>\n",
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       "<title>29&#45;&gt;30</title>\n",
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       "<title>31</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.356863\" stroke=\"#000000\" points=\"1257,-357.5 1151,-357.5 1151,-304.5 1257,-304.5 1257,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1204\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2302.916</text>\n",
       "<text text-anchor=\"middle\" x=\"1204\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"1204\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 137.867</text>\n",
       "</g>\n",
       "<!-- 29&#45;&gt;31 -->\n",
       "<g id=\"edge31\" class=\"edge\">\n",
       "<title>29&#45;&gt;31</title>\n",
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       "<title>35</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.556863\" stroke=\"#000000\" points=\"1591,-677 1485,-677 1485,-609 1591,-609 1591,-677\"/>\n",
       "<text text-anchor=\"middle\" x=\"1538\" y=\"-661.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 5.118</text>\n",
       "<text text-anchor=\"middle\" x=\"1538\" y=\"-646.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5122.509</text>\n",
       "<text text-anchor=\"middle\" x=\"1538\" y=\"-631.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 77</text>\n",
       "<text text-anchor=\"middle\" x=\"1538\" y=\"-616.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 180.662</text>\n",
       "</g>\n",
       "<!-- 34&#45;&gt;35 -->\n",
       "<g id=\"edge35\" class=\"edge\">\n",
       "<title>34&#45;&gt;35</title>\n",
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       "<!-- 48 -->\n",
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       "<title>48</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.858824\" stroke=\"#000000\" points=\"1777,-677 1671,-677 1671,-609 1777,-609 1777,-677\"/>\n",
       "<text text-anchor=\"middle\" x=\"1724\" y=\"-661.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">HDL &lt;= 37.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1724\" y=\"-646.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3113.163</text>\n",
       "<text text-anchor=\"middle\" x=\"1724\" y=\"-631.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 44</text>\n",
       "<text text-anchor=\"middle\" x=\"1724\" y=\"-616.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 245.705</text>\n",
       "</g>\n",
       "<!-- 34&#45;&gt;48 -->\n",
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       "<title>34&#45;&gt;48</title>\n",
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       "<!-- 36 -->\n",
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       "<title>36</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.486275\" stroke=\"#000000\" points=\"1529,-573 1423,-573 1423,-505 1529,-505 1529,-573\"/>\n",
       "<text text-anchor=\"middle\" x=\"1476\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 111.835</text>\n",
       "<text text-anchor=\"middle\" x=\"1476\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4780.472</text>\n",
       "<text text-anchor=\"middle\" x=\"1476\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 58</text>\n",
       "<text text-anchor=\"middle\" x=\"1476\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 165.897</text>\n",
       "</g>\n",
       "<!-- 35&#45;&gt;36 -->\n",
       "<g id=\"edge36\" class=\"edge\">\n",
       "<title>35&#45;&gt;36</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1517.6989,-608.9465C1512.5604,-600.3271 1506.9749,-590.9579 1501.6114,-581.9611\"/>\n",
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       "<!-- 45 -->\n",
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       "<title>45</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.764706\" stroke=\"#000000\" points=\"1653,-573 1547,-573 1547,-505 1653,-505 1653,-573\"/>\n",
       "<text text-anchor=\"middle\" x=\"1600\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">TCH &lt;= 4.71</text>\n",
       "<text text-anchor=\"middle\" x=\"1600\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3469.352</text>\n",
       "<text text-anchor=\"middle\" x=\"1600\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 19</text>\n",
       "<text text-anchor=\"middle\" x=\"1600\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 225.737</text>\n",
       "</g>\n",
       "<!-- 35&#45;&gt;45 -->\n",
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       "<title>35&#45;&gt;45</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1558.3011,-608.9465C1563.4396,-600.3271 1569.0251,-590.9579 1574.3886,-581.9611\"/>\n",
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       "<!-- 37 -->\n",
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       "<title>37</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.447059\" stroke=\"#000000\" points=\"1412,-469 1306,-469 1306,-401 1412,-401 1412,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 123.3</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4398.268</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 50</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 157.18</text>\n",
       "</g>\n",
       "<!-- 36&#45;&gt;37 -->\n",
       "<g id=\"edge37\" class=\"edge\">\n",
       "<title>36&#45;&gt;37</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1437.6898,-504.9465C1427.2859,-495.6986 1415.911,-485.5876 1405.1243,-475.9994\"/>\n",
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       "<!-- 44 -->\n",
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       "<title>44</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.741176\" stroke=\"#000000\" points=\"1536,-461.5 1430,-461.5 1430,-408.5 1536,-408.5 1536,-461.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1483\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3726.484</text>\n",
       "<text text-anchor=\"middle\" x=\"1483\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"1483\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 220.375</text>\n",
       "</g>\n",
       "<!-- 36&#45;&gt;44 -->\n",
       "<g id=\"edge44\" class=\"edge\">\n",
       "<title>36&#45;&gt;44</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1478.2921,-504.9465C1479.0112,-494.2621 1479.8079,-482.4254 1480.5383,-471.5742\"/>\n",
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       "<!-- 38 -->\n",
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       "<title>38</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.372549\" stroke=\"#000000\" points=\"1442.5,-365 1275.5,-365 1275.5,-297 1442.5,-297 1442.5,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 171.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5342.096</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 28</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 141.393</text>\n",
       "</g>\n",
       "<!-- 37&#45;&gt;38 -->\n",
       "<g id=\"edge38\" class=\"edge\">\n",
       "<title>37&#45;&gt;38</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1359,-400.9465C1359,-392.776 1359,-383.9318 1359,-375.3697\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1362.5001,-375.13 1359,-365.13 1355.5001,-375.13 1362.5001,-375.13\"/>\n",
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       "<!-- 41 -->\n",
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       "<title>41</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.541176\" stroke=\"#000000\" points=\"1566,-365 1460,-365 1460,-297 1566,-297 1566,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"1513\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 139.9</text>\n",
       "<text text-anchor=\"middle\" x=\"1513\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2476.107</text>\n",
       "<text text-anchor=\"middle\" x=\"1513\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 22</text>\n",
       "<text text-anchor=\"middle\" x=\"1513\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 177.273</text>\n",
       "</g>\n",
       "<!-- 37&#45;&gt;41 -->\n",
       "<g id=\"edge41\" class=\"edge\">\n",
       "<title>37&#45;&gt;41</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1409.4254,-400.9465C1423.6512,-391.3395 1439.2563,-380.8009 1453.9398,-370.8848\"/>\n",
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       "<!-- 39 -->\n",
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       "<title>39</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.498039\" stroke=\"#000000\" points=\"1295,-253.5 1189,-253.5 1189,-200.5 1295,-200.5 1295,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1242\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 7445.929</text>\n",
       "<text text-anchor=\"middle\" x=\"1242\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"1242\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 168.267</text>\n",
       "</g>\n",
       "<!-- 38&#45;&gt;39 -->\n",
       "<g id=\"edge39\" class=\"edge\">\n",
       "<title>38&#45;&gt;39</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1320.6898,-296.9465C1307.4306,-285.1606 1292.5942,-271.9726 1279.4084,-260.2519\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1281.6593,-257.5699 1271.8599,-253.5422 1277.0088,-262.8018 1281.6593,-257.5699\"/>\n",
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       "<!-- 40 -->\n",
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       "<title>40</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.227451\" stroke=\"#000000\" points=\"1419,-253.5 1313,-253.5 1313,-200.5 1419,-200.5 1419,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1366\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1119.775</text>\n",
       "<text text-anchor=\"middle\" x=\"1366\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"1366\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 110.385</text>\n",
       "</g>\n",
       "<!-- 38&#45;&gt;40 -->\n",
       "<g id=\"edge40\" class=\"edge\">\n",
       "<title>38&#45;&gt;40</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1361.2921,-296.9465C1362.0112,-286.2621 1362.8079,-274.4254 1363.5383,-263.5742\"/>\n",
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       "<!-- 42 -->\n",
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       "<title>42</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.717647\" stroke=\"#000000\" points=\"1558,-253.5 1452,-253.5 1452,-200.5 1558,-200.5 1558,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1505\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1752.173</text>\n",
       "<text text-anchor=\"middle\" x=\"1505\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 9</text>\n",
       "<text text-anchor=\"middle\" x=\"1505\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 215.222</text>\n",
       "</g>\n",
       "<!-- 41&#45;&gt;42 -->\n",
       "<g id=\"edge42\" class=\"edge\">\n",
       "<title>41&#45;&gt;42</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1510.3805,-296.9465C1509.5586,-286.2621 1508.6481,-274.4254 1507.8134,-263.5742\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1511.2985,-263.2442 1507.0417,-253.5422 1504.3191,-263.7812 1511.2985,-263.2442\"/>\n",
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       "<title>43</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.415686\" stroke=\"#000000\" points=\"1668,-253.5 1576,-253.5 1576,-200.5 1668,-200.5 1668,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1622\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1290.0</text>\n",
       "<text text-anchor=\"middle\" x=\"1622\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"1622\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 151.0</text>\n",
       "</g>\n",
       "<!-- 41&#45;&gt;43 -->\n",
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       "<title>41&#45;&gt;43</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1548.6907,-296.9465C1560.9278,-285.2707 1574.607,-272.219 1586.8046,-260.5809\"/>\n",
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       "<title>46</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.917647\" stroke=\"#000000\" points=\"1646,-461.5 1554,-461.5 1554,-408.5 1646,-408.5 1646,-461.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1600\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 664.49</text>\n",
       "<text text-anchor=\"middle\" x=\"1600\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 10</text>\n",
       "<text text-anchor=\"middle\" x=\"1600\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 257.9</text>\n",
       "</g>\n",
       "<!-- 45&#45;&gt;46 -->\n",
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       "<title>45&#45;&gt;46</title>\n",
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       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1603.5001,-471.5421 1600,-461.5422 1596.5001,-471.5422 1603.5001,-471.5421\"/>\n",
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       "<title>47</title>\n",
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       "<text text-anchor=\"middle\" x=\"1717\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4159.333</text>\n",
       "<text text-anchor=\"middle\" x=\"1717\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 9</text>\n",
       "<text text-anchor=\"middle\" x=\"1717\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 190.0</text>\n",
       "</g>\n",
       "<!-- 45&#45;&gt;47 -->\n",
       "<g id=\"edge47\" class=\"edge\">\n",
       "<title>45&#45;&gt;47</title>\n",
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       "<text text-anchor=\"middle\" x=\"1724\" y=\"-550.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1235.396</text>\n",
       "<text text-anchor=\"middle\" x=\"1724\" y=\"-535.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"1724\" y=\"-520.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 275.733</text>\n",
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       "<!-- 48&#45;&gt;49 -->\n",
       "<g id=\"edge49\" class=\"edge\">\n",
       "<title>48&#45;&gt;49</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1724,-608.9465C1724,-598.2621 1724,-586.4254 1724,-575.5742\"/>\n",
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       "<text text-anchor=\"middle\" x=\"1848\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">AGE &lt;= 53.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1848\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3376.763</text>\n",
       "<text text-anchor=\"middle\" x=\"1848\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 29</text>\n",
       "<text text-anchor=\"middle\" x=\"1848\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 230.172</text>\n",
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       "<!-- 48&#45;&gt;50 -->\n",
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       "<title>50&#45;&gt;51</title>\n",
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       "<text text-anchor=\"middle\" x=\"1906\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2147.984</text>\n",
       "<text text-anchor=\"middle\" x=\"1906\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"1906\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 185.375</text>\n",
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       "</svg>\n"
      ],
      "text/plain": [
       "<graphviz.files.Source at 0x7f7cca1ef160>"
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     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "v_feature_names = df_train_x.columns\n",
    "\n",
    "tree_graph = DecisionTreeRegressor(random_state=1234, min_samples_leaf = 8)\n",
    "tree_graph.fit(df_train_x, df_train_y)\n",
    "export_graphviz(tree_graph, out_file = 'tree_leaf.dot',\n",
    "               feature_names = v_feature_names, impurity = True, filled = True)\n",
    "with open('tree_leaf.dot') as f:\n",
    "    dot_graph = f.read()\n",
    "display(graphviz.Source(dot_graph))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 80,
   "metadata": {},
   "outputs": [
    {
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       "<text text-anchor=\"middle\" x=\"629\" y=\"-661.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BMI &lt;= 26.85</text>\n",
       "<text text-anchor=\"middle\" x=\"629\" y=\"-646.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 6081.956</text>\n",
       "<text text-anchor=\"middle\" x=\"629\" y=\"-631.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 309</text>\n",
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       "<text text-anchor=\"middle\" x=\"505\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3620.515</text>\n",
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       "<text text-anchor=\"middle\" x=\"314\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">HDL &lt;= 55.5</text>\n",
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       "<text text-anchor=\"middle\" x=\"505\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 52</text>\n",
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       "<text text-anchor=\"middle\" x=\"61\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2190.94</text>\n",
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       "<text text-anchor=\"middle\" x=\"182\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 98.8</text>\n",
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       "<title>8</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.098039\" stroke=\"#000000\" points=\"199,-53 93,-53 93,0 199,0 199,-53\"/>\n",
       "<text text-anchor=\"middle\" x=\"146\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1648.688</text>\n",
       "<text text-anchor=\"middle\" x=\"146\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 16</text>\n",
       "<text text-anchor=\"middle\" x=\"146\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 86.75</text>\n",
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       "<title>9</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.321569\" stroke=\"#000000\" points=\"323,-53 217,-53 217,0 323,0 323,-53\"/>\n",
       "<text text-anchor=\"middle\" x=\"270\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3256.902</text>\n",
       "<text text-anchor=\"middle\" x=\"270\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 21</text>\n",
       "<text text-anchor=\"middle\" x=\"270\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 131.048</text>\n",
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       "<!-- 7&#45;&gt;9 -->\n",
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       "<title>11</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.133333\" stroke=\"#000000\" points=\"364,-253.5 258,-253.5 258,-200.5 364,-200.5 364,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"311\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1266.645</text>\n",
       "<text text-anchor=\"middle\" x=\"311\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 27</text>\n",
       "<text text-anchor=\"middle\" x=\"311\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 94.148</text>\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.023529\" stroke=\"#000000\" points=\"481.5,-261 382.5,-261 382.5,-193 481.5,-193 481.5,-261\"/>\n",
       "<text text-anchor=\"middle\" x=\"432\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 105.6</text>\n",
       "<text text-anchor=\"middle\" x=\"432\" y=\"-230.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 517.976</text>\n",
       "<text text-anchor=\"middle\" x=\"432\" y=\"-215.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 35</text>\n",
       "<text text-anchor=\"middle\" x=\"432\" y=\"-200.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 72.286</text>\n",
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       "<!-- 10&#45;&gt;12 -->\n",
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       "<title>10&#45;&gt;12</title>\n",
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       "<title>13</title>\n",
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       "<text text-anchor=\"middle\" x=\"406\" y=\"-134.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 718.007</text>\n",
       "<text text-anchor=\"middle\" x=\"406\" y=\"-119.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 17</text>\n",
       "<text text-anchor=\"middle\" x=\"406\" y=\"-104.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 77.412</text>\n",
       "</g>\n",
       "<!-- 12&#45;&gt;13 -->\n",
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       "<title>12&#45;&gt;13</title>\n",
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       "<text text-anchor=\"middle\" x=\"523\" y=\"-134.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 280.802</text>\n",
       "<text text-anchor=\"middle\" x=\"523\" y=\"-119.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 18</text>\n",
       "<text text-anchor=\"middle\" x=\"523\" y=\"-104.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 67.444</text>\n",
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       "<!-- 12&#45;&gt;14 -->\n",
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       "<title>16</title>\n",
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       "<text text-anchor=\"middle\" x=\"449\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2526.603</text>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 22</text>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 140.182</text>\n",
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       "<!-- 15&#45;&gt;16 -->\n",
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       "<title>15&#45;&gt;16</title>\n",
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       "<title>17</title>\n",
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       "<text text-anchor=\"middle\" x=\"573\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3878.379</text>\n",
       "<text text-anchor=\"middle\" x=\"573\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 30</text>\n",
       "<text text-anchor=\"middle\" x=\"573\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 182.433</text>\n",
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       "<!-- 15&#45;&gt;17 -->\n",
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       "<title>15&#45;&gt;17</title>\n",
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       "<title>19</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.572549\" stroke=\"#000000\" points=\"812,-469 706,-469 706,-401 812,-401 812,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"759\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 5.118</text>\n",
       "<text text-anchor=\"middle\" x=\"759\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5122.509</text>\n",
       "<text text-anchor=\"middle\" x=\"759\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 77</text>\n",
       "<text text-anchor=\"middle\" x=\"759\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 180.662</text>\n",
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       "<!-- 18&#45;&gt;19 -->\n",
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       "<title>18&#45;&gt;19</title>\n",
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       "<!-- 26 -->\n",
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       "<title>26</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.901961\" stroke=\"#000000\" points=\"998,-469 892,-469 892,-401 998,-401 998,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"945\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">AGE &lt;= 53.5</text>\n",
       "<text text-anchor=\"middle\" x=\"945\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3113.163</text>\n",
       "<text text-anchor=\"middle\" x=\"945\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 44</text>\n",
       "<text text-anchor=\"middle\" x=\"945\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 245.705</text>\n",
       "</g>\n",
       "<!-- 18&#45;&gt;26 -->\n",
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       "<title>18&#45;&gt;26</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M819.9034,-504.9465C840.115,-493.6454 862.6321,-481.0552 882.9305,-469.7055\"/>\n",
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       "<title>20</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.498039\" stroke=\"#000000\" points=\"750,-365 644,-365 644,-297 750,-297 750,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"697\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BMI &lt;= 30.6</text>\n",
       "<text text-anchor=\"middle\" x=\"697\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4780.472</text>\n",
       "<text text-anchor=\"middle\" x=\"697\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 58</text>\n",
       "<text text-anchor=\"middle\" x=\"697\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 165.897</text>\n",
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       "<!-- 19&#45;&gt;20 -->\n",
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       "<title>19&#45;&gt;20</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M738.6989,-400.9465C733.5604,-392.3271 727.9749,-382.9579 722.6114,-373.9611\"/>\n",
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       "<title>25</title>\n",
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       "<text text-anchor=\"middle\" x=\"821\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3469.352</text>\n",
       "<text text-anchor=\"middle\" x=\"821\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 19</text>\n",
       "<text text-anchor=\"middle\" x=\"821\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 225.737</text>\n",
       "</g>\n",
       "<!-- 19&#45;&gt;25 -->\n",
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       "<title>19&#45;&gt;25</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M779.3011,-400.9465C785.9334,-389.8215 793.3103,-377.4473 799.9933,-366.237\"/>\n",
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       "<title>21</title>\n",
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       "<text text-anchor=\"middle\" x=\"675\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 123.9</text>\n",
       "<text text-anchor=\"middle\" x=\"675\" y=\"-230.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3515.075</text>\n",
       "<text text-anchor=\"middle\" x=\"675\" y=\"-215.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 42</text>\n",
       "<text text-anchor=\"middle\" x=\"675\" y=\"-200.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 154.143</text>\n",
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       "<!-- 20&#45;&gt;21 -->\n",
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       "<title>20&#45;&gt;21</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M689.7964,-296.9465C688.049,-288.6863 686.156,-279.7374 684.3262,-271.0875\"/>\n",
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       "<title>24</title>\n",
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       "<text text-anchor=\"middle\" x=\"799\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 6787.562</text>\n",
       "<text text-anchor=\"middle\" x=\"799\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 16</text>\n",
       "<text text-anchor=\"middle\" x=\"799\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 196.75</text>\n",
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       "<title>20&#45;&gt;24</title>\n",
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       "<title>22</title>\n",
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       "<text text-anchor=\"middle\" x=\"654\" y=\"-134.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3075.52</text>\n",
       "<text text-anchor=\"middle\" x=\"654\" y=\"-119.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 25</text>\n",
       "<text text-anchor=\"middle\" x=\"654\" y=\"-104.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 136.4</text>\n",
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       "<title>21&#45;&gt;22</title>\n",
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       "<text text-anchor=\"middle\" x=\"775\" y=\"-134.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3017.709</text>\n",
       "<text text-anchor=\"middle\" x=\"775\" y=\"-119.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 17</text>\n",
       "<text text-anchor=\"middle\" x=\"775\" y=\"-104.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 180.235</text>\n",
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       "<title>21&#45;&gt;23</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M707.7437,-192.9465C718.8646,-181.3809 731.2835,-168.4652 742.3936,-156.9107\"/>\n",
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       "<title>27</title>\n",
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       "<text text-anchor=\"middle\" x=\"945\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2998.582</text>\n",
       "<text text-anchor=\"middle\" x=\"945\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 24</text>\n",
       "<text text-anchor=\"middle\" x=\"945\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 229.542</text>\n",
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       "<!-- 26&#45;&gt;27 -->\n",
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       "<title>26&#45;&gt;27</title>\n",
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       "<g id=\"node29\" class=\"node\">\n",
       "<title>28</title>\n",
       "<polygon fill=\"#e58139\" stroke=\"#000000\" points=\"1115.5,-357.5 1016.5,-357.5 1016.5,-304.5 1115.5,-304.5 1115.5,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1066\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2560.99</text>\n",
       "<text text-anchor=\"middle\" x=\"1066\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 20</text>\n",
       "<text text-anchor=\"middle\" x=\"1066\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 265.1</text>\n",
       "</g>\n",
       "<!-- 26&#45;&gt;28 -->\n",
       "<g id=\"edge28\" class=\"edge\">\n",
       "<title>26&#45;&gt;28</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M984.6199,-400.9465C998.3324,-389.1606 1013.6761,-375.9726 1027.3127,-364.2519\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1029.8169,-366.7147 1035.1192,-357.5422 1025.2541,-361.4061 1029.8169,-366.7147\"/>\n",
       "</g>\n",
       "</g>\n",
       "</svg>\n"
      ],
      "text/plain": [
       "<graphviz.files.Source at 0x7f7cc892de10>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "tree_graph = DecisionTreeRegressor(random_state=1234, min_samples_leaf = 16)\n",
    "tree_graph.fit(df_train_x, df_train_y)\n",
    "export_graphviz(tree_graph, out_file = 'tree_leaf.dot',\n",
    "               feature_names = v_feature_names, impurity = True, filled = True)\n",
    "with open('tree_leaf.dot') as f:\n",
    "    dot_graph = f.read()\n",
    "display(graphviz.Source(dot_graph))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 81,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
       "    }\n",
       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>MinSamplesLeaf</th>\n",
       "      <th>TrainScore</th>\n",
       "      <th>TestScore</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>4</td>\n",
       "      <td>0.669</td>\n",
       "      <td>0.109</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>6</td>\n",
       "      <td>0.669</td>\n",
       "      <td>0.109</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>8</td>\n",
       "      <td>0.669</td>\n",
       "      <td>0.109</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>10</td>\n",
       "      <td>0.669</td>\n",
       "      <td>0.109</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>12</td>\n",
       "      <td>0.669</td>\n",
       "      <td>0.109</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>14</td>\n",
       "      <td>0.669</td>\n",
       "      <td>0.109</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>16</td>\n",
       "      <td>0.669</td>\n",
       "      <td>0.109</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>7</th>\n",
       "      <td>18</td>\n",
       "      <td>0.669</td>\n",
       "      <td>0.109</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>8</th>\n",
       "      <td>20</td>\n",
       "      <td>0.648</td>\n",
       "      <td>0.142</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>9</th>\n",
       "      <td>22</td>\n",
       "      <td>0.638</td>\n",
       "      <td>0.166</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>10</th>\n",
       "      <td>24</td>\n",
       "      <td>0.627</td>\n",
       "      <td>0.156</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>11</th>\n",
       "      <td>26</td>\n",
       "      <td>0.627</td>\n",
       "      <td>0.156</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>12</th>\n",
       "      <td>28</td>\n",
       "      <td>0.621</td>\n",
       "      <td>0.163</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>13</th>\n",
       "      <td>30</td>\n",
       "      <td>0.591</td>\n",
       "      <td>0.227</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>14</th>\n",
       "      <td>32</td>\n",
       "      <td>0.591</td>\n",
       "      <td>0.227</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>15</th>\n",
       "      <td>34</td>\n",
       "      <td>0.591</td>\n",
       "      <td>0.227</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>16</th>\n",
       "      <td>36</td>\n",
       "      <td>0.589</td>\n",
       "      <td>0.224</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>17</th>\n",
       "      <td>38</td>\n",
       "      <td>0.589</td>\n",
       "      <td>0.224</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "    MinSamplesLeaf  TrainScore  TestScore\n",
       "0                4       0.669      0.109\n",
       "1                6       0.669      0.109\n",
       "2                8       0.669      0.109\n",
       "3               10       0.669      0.109\n",
       "4               12       0.669      0.109\n",
       "5               14       0.669      0.109\n",
       "6               16       0.669      0.109\n",
       "7               18       0.669      0.109\n",
       "8               20       0.648      0.142\n",
       "9               22       0.638      0.166\n",
       "10              24       0.627      0.156\n",
       "11              26       0.627      0.156\n",
       "12              28       0.621      0.163\n",
       "13              30       0.591      0.227\n",
       "14              32       0.591      0.227\n",
       "15              34       0.591      0.227\n",
       "16              36       0.589      0.224\n",
       "17              38       0.589      0.224"
      ]
     },
     "execution_count": 81,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "train_score = [];test_score=[]\n",
    "para_split = [n_split * 2 for n_split in range(2,20)]\n",
    "\n",
    "for v_min_samples_split in para_split:\n",
    "    tree = DecisionTreeRegressor(random_state = 1234, min_samples_leaf = 8\n",
    "                                ,min_samples_split = v_min_samples_split)\n",
    "    tree.fit(df_train_x, df_train_y)\n",
    "    train_score.append(tree.score(df_train_x, df_train_y))\n",
    "    test_score.append(tree.score(df_test_x, df_test_y))\n",
    "    \n",
    "df_score_split = pd.DataFrame()\n",
    "df_score_split['MinSamplesLeaf'] = para_split\n",
    "df_score_split['TrainScore'] = train_score\n",
    "df_score_split['TestScore'] = test_score\n",
    "df_score_split.round(3)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 82,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<matplotlib.legend.Legend at 0x7f7cc20b9e48>"
      ]
     },
     "execution_count": 82,
     "metadata": {},
     "output_type": "execute_result"
    },
    {
     "data": {
      "image/png": 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\n",
      "text/plain": [
       "<Figure size 432x288 with 1 Axes>"
      ]
     },
     "metadata": {
      "needs_background": "light"
     },
     "output_type": "display_data"
    }
   ],
   "source": [
    "plt.plot(para_split, train_score, linestyle = '-', label = 'Train Score')\n",
    "plt.plot(para_split, test_score, linestyle = '--', label = 'Test Score')\n",
    "plt.legend()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 83,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/svg+xml": [
       "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n",
       "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n",
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       "<text text-anchor=\"middle\" x=\"1289\" y=\"-869.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BMI &lt;= 26.85</text>\n",
       "<text text-anchor=\"middle\" x=\"1289\" y=\"-854.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 6081.956</text>\n",
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       "<text text-anchor=\"middle\" x=\"1150\" y=\"-765.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 4.714</text>\n",
       "<text text-anchor=\"middle\" x=\"1150\" y=\"-750.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3620.515</text>\n",
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       "<text text-anchor=\"middle\" x=\"782\" y=\"-661.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">HDL &lt;= 55.5</text>\n",
       "<text text-anchor=\"middle\" x=\"782\" y=\"-646.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2426.989</text>\n",
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       "<text text-anchor=\"middle\" x=\"1150\" y=\"-661.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 107.665</text>\n",
       "<text text-anchor=\"middle\" x=\"1150\" y=\"-646.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3742.208</text>\n",
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       "<text text-anchor=\"middle\" x=\"381\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 4.174</text>\n",
       "<text text-anchor=\"middle\" x=\"381\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3136.032</text>\n",
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       "<text text-anchor=\"middle\" x=\"782\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GLUCOSE &lt;= 82.5</text>\n",
       "<text text-anchor=\"middle\" x=\"782\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 961.511</text>\n",
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       "<text text-anchor=\"middle\" x=\"177\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GLUCOSE &lt;= 84.0</text>\n",
       "<text text-anchor=\"middle\" x=\"177\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2190.94</text>\n",
       "<text text-anchor=\"middle\" x=\"177\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 20</text>\n",
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       "<title>3&#45;&gt;4</title>\n",
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       "<text text-anchor=\"middle\" x=\"381\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 87.2</text>\n",
       "<text text-anchor=\"middle\" x=\"381\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3117.694</text>\n",
       "<text text-anchor=\"middle\" x=\"381\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 54</text>\n",
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       "<title>5</title>\n",
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       "<text text-anchor=\"middle\" x=\"53\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1064.972</text>\n",
       "<text text-anchor=\"middle\" x=\"53\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 12</text>\n",
       "<text text-anchor=\"middle\" x=\"53\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 73.833</text>\n",
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       "<text text-anchor=\"middle\" x=\"177\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3062.188</text>\n",
       "<text text-anchor=\"middle\" x=\"177\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"177\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 110.75</text>\n",
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       "<text text-anchor=\"middle\" x=\"298\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1459.75</text>\n",
       "<text text-anchor=\"middle\" x=\"298\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
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       "<text text-anchor=\"middle\" x=\"449\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 199.0</text>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2777.592</text>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 46</text>\n",
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       "<path fill=\"none\" stroke=\"#000000\" d=\"M403.2657,-400.9465C408.9602,-392.2373 415.1552,-382.7626 421.0938,-373.6801\"/>\n",
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       "<text text-anchor=\"middle\" x=\"388\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GENDER &lt;= 1.5</text>\n",
       "<text text-anchor=\"middle\" x=\"388\" y=\"-230.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2327.535</text>\n",
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       "<title>12</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.121569\" stroke=\"#000000\" points=\"498.5,-157 399.5,-157 399.5,-89 498.5,-89 498.5,-157\"/>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-141.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 101.0</text>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-126.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1586.49</text>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-111.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 20</text>\n",
       "<text text-anchor=\"middle\" x=\"449\" y=\"-96.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 87.9</text>\n",
       "</g>\n",
       "<!-- 10&#45;&gt;12 -->\n",
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       "<title>10&#45;&gt;12</title>\n",
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       "<title>13</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.247059\" stroke=\"#000000\" points=\"438,-53 346,-53 346,0 438,0 438,-53\"/>\n",
       "<text text-anchor=\"middle\" x=\"392\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2317.0</text>\n",
       "<text text-anchor=\"middle\" x=\"392\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"392\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 114.5</text>\n",
       "</g>\n",
       "<!-- 12&#45;&gt;13 -->\n",
       "<g id=\"edge13\" class=\"edge\">\n",
       "<title>12&#45;&gt;13</title>\n",
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       "<title>14</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.039216\" stroke=\"#000000\" points=\"555.5,-53 456.5,-53 456.5,0 555.5,0 555.5,-53\"/>\n",
       "<text text-anchor=\"middle\" x=\"506\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 313.306</text>\n",
       "<text text-anchor=\"middle\" x=\"506\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 12</text>\n",
       "<text text-anchor=\"middle\" x=\"506\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 70.167</text>\n",
       "</g>\n",
       "<!-- 12&#45;&gt;14 -->\n",
       "<g id=\"edge14\" class=\"edge\">\n",
       "<title>12&#45;&gt;14</title>\n",
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       "<!-- 17 -->\n",
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       "<title>17</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.152941\" stroke=\"#000000\" points=\"774,-469 668,-469 668,-401 774,-401 774,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 4.255</text>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1266.645</text>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 27</text>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 94.148</text>\n",
       "</g>\n",
       "<!-- 16&#45;&gt;17 -->\n",
       "<g id=\"edge17\" class=\"edge\">\n",
       "<title>16&#45;&gt;17</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M762.0263,-504.9465C756.9707,-496.3271 751.4753,-486.9579 746.1983,-477.9611\"/>\n",
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       "<title>20</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.050980\" stroke=\"#000000\" points=\"891.5,-469 792.5,-469 792.5,-401 891.5,-401 891.5,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 86.5</text>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 517.976</text>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 35</text>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 72.286</text>\n",
       "</g>\n",
       "<!-- 16&#45;&gt;20 -->\n",
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       "<title>16&#45;&gt;20</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M801.6462,-504.9465C806.619,-496.3271 812.0243,-486.9579 817.2148,-477.9611\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"820.344,-479.5409 822.3096,-469.13 814.2807,-476.0428 820.344,-479.5409\"/>\n",
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       "<title>18</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.066667\" stroke=\"#000000\" points=\"649.5,-357.5 550.5,-357.5 550.5,-304.5 649.5,-304.5 649.5,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"600\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 242.352</text>\n",
       "<text text-anchor=\"middle\" x=\"600\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"600\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 75.929</text>\n",
       "</g>\n",
       "<!-- 17&#45;&gt;18 -->\n",
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       "<title>17&#45;&gt;18</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M681.3801,-400.9465C667.6676,-389.1606 652.3239,-375.9726 638.6873,-364.2519\"/>\n",
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       "</g>\n",
       "<!-- 19 -->\n",
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       "<title>19</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.243137\" stroke=\"#000000\" points=\"774,-357.5 668,-357.5 668,-304.5 774,-304.5 774,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1627.254</text>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"721\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 113.769</text>\n",
       "</g>\n",
       "<!-- 17&#45;&gt;19 -->\n",
       "<g id=\"edge19\" class=\"edge\">\n",
       "<title>17&#45;&gt;19</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M721,-400.9465C721,-390.2621 721,-378.4254 721,-367.5742\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"724.5001,-367.5421 721,-357.5422 717.5001,-367.5422 724.5001,-367.5421\"/>\n",
       "</g>\n",
       "<!-- 21 -->\n",
       "<g id=\"node22\" class=\"node\">\n",
       "<title>21</title>\n",
       "<polygon fill=\"transparent\" stroke=\"#000000\" points=\"891.5,-357.5 792.5,-357.5 792.5,-304.5 891.5,-304.5 891.5,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 225.918</text>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"842\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 61.714</text>\n",
       "</g>\n",
       "<!-- 20&#45;&gt;21 -->\n",
       "<g id=\"edge21\" class=\"edge\">\n",
       "<title>20&#45;&gt;21</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M842,-400.9465C842,-390.2621 842,-378.4254 842,-367.5742\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"845.5001,-367.5421 842,-357.5422 838.5001,-367.5422 845.5001,-367.5421\"/>\n",
       "</g>\n",
       "<!-- 22 -->\n",
       "<g id=\"node23\" class=\"node\">\n",
       "<title>22</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.082353\" stroke=\"#000000\" points=\"1008.5,-365 909.5,-365 909.5,-297 1008.5,-297 1008.5,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"959\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 91.5</text>\n",
       "<text text-anchor=\"middle\" x=\"959\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 588.508</text>\n",
       "<text text-anchor=\"middle\" x=\"959\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 21</text>\n",
       "<text text-anchor=\"middle\" x=\"959\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 79.333</text>\n",
       "</g>\n",
       "<!-- 20&#45;&gt;22 -->\n",
       "<g id=\"edge22\" class=\"edge\">\n",
       "<title>20&#45;&gt;22</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M880.3102,-400.9465C890.7141,-391.6986 902.089,-381.5876 912.8757,-371.9994\"/>\n",
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       "<!-- 23 -->\n",
       "<g id=\"node24\" class=\"node\">\n",
       "<title>23</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.133333\" stroke=\"#000000\" points=\"949.5,-253.5 850.5,-253.5 850.5,-200.5 949.5,-200.5 949.5,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"900\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 753.062</text>\n",
       "<text text-anchor=\"middle\" x=\"900\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 9</text>\n",
       "<text text-anchor=\"middle\" x=\"900\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 90.222</text>\n",
       "</g>\n",
       "<!-- 22&#45;&gt;23 -->\n",
       "<g id=\"edge23\" class=\"edge\">\n",
       "<title>22&#45;&gt;23</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M939.6812,-296.9465C933.4324,-285.9316 926.4888,-273.6922 920.1793,-262.5703\"/>\n",
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       "<!-- 24 -->\n",
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       "<title>24</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.043137\" stroke=\"#000000\" points=\"1066.5,-253.5 967.5,-253.5 967.5,-200.5 1066.5,-200.5 1066.5,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1017\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 309.472</text>\n",
       "<text text-anchor=\"middle\" x=\"1017\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 12</text>\n",
       "<text text-anchor=\"middle\" x=\"1017\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 71.167</text>\n",
       "</g>\n",
       "<!-- 22&#45;&gt;24 -->\n",
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       "<title>22&#45;&gt;24</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M977.9914,-296.9465C984.1343,-285.9316 990.9601,-273.6922 997.1627,-262.5703\"/>\n",
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       "</g>\n",
       "<!-- 26 -->\n",
       "<g id=\"node27\" class=\"node\">\n",
       "<title>26</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.415686\" stroke=\"#000000\" points=\"1163.5,-573 996.5,-573 996.5,-505 1163.5,-505 1163.5,-573\"/>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 224.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3388.818</text>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 38</text>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 150.605</text>\n",
       "</g>\n",
       "<!-- 25&#45;&gt;26 -->\n",
       "<g id=\"edge26\" class=\"edge\">\n",
       "<title>25&#45;&gt;26</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1127.0794,-608.9465C1121.2174,-600.2373 1114.8402,-590.7626 1108.727,-581.6801\"/>\n",
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       "<!-- 31 -->\n",
       "<g id=\"node32\" class=\"node\">\n",
       "<title>31</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.658824\" stroke=\"#000000\" points=\"1287,-565.5 1181,-565.5 1181,-512.5 1287,-512.5 1287,-565.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1234\" y=\"-550.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2738.816</text>\n",
       "<text text-anchor=\"middle\" x=\"1234\" y=\"-535.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"1234\" y=\"-520.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 202.429</text>\n",
       "</g>\n",
       "<!-- 25&#45;&gt;31 -->\n",
       "<g id=\"edge31\" class=\"edge\">\n",
       "<title>25&#45;&gt;31</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1177.5047,-608.9465C1186.6683,-597.6012 1196.8811,-584.9567 1206.0761,-573.5724\"/>\n",
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       "<!-- 27 -->\n",
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       "<title>27</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.470588\" stroke=\"#000000\" points=\"1136.5,-469 1023.5,-469 1023.5,-401 1136.5,-401 1136.5,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GENDER &lt;= 1.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3608.393</text>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 28</text>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 162.5</text>\n",
       "</g>\n",
       "<!-- 26&#45;&gt;27 -->\n",
       "<g id=\"edge27\" class=\"edge\">\n",
       "<title>26&#45;&gt;27</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1080,-504.9465C1080,-496.776 1080,-487.9318 1080,-479.3697\"/>\n",
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       "<title>30</title>\n",
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       "<text text-anchor=\"middle\" x=\"1204\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1268.61</text>\n",
       "<text text-anchor=\"middle\" x=\"1204\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 10</text>\n",
       "<text text-anchor=\"middle\" x=\"1204\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 117.3</text>\n",
       "</g>\n",
       "<!-- 26&#45;&gt;30 -->\n",
       "<g id=\"edge30\" class=\"edge\">\n",
       "<title>26&#45;&gt;30</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1120.6022,-504.9465C1134.6547,-493.1606 1150.3788,-479.9726 1164.3535,-468.2519\"/>\n",
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       "<title>28</title>\n",
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       "<text text-anchor=\"middle\" x=\"1080\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3606.686</text>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"1080\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 190.923</text>\n",
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       "<!-- 27&#45;&gt;28 -->\n",
       "<g id=\"edge28\" class=\"edge\">\n",
       "<title>27&#45;&gt;28</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1080,-400.9465C1080,-390.2621 1080,-378.4254 1080,-367.5742\"/>\n",
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       "<text text-anchor=\"middle\" x=\"1204\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2302.916</text>\n",
       "<text text-anchor=\"middle\" x=\"1204\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"1204\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 137.867</text>\n",
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       "<title>27&#45;&gt;29</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1120.6022,-400.9465C1134.6547,-389.1606 1150.3788,-375.9726 1164.3535,-364.2519\"/>\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.556863\" stroke=\"#000000\" points=\"1474,-677 1368,-677 1368,-609 1474,-609 1474,-677\"/>\n",
       "<text text-anchor=\"middle\" x=\"1421\" y=\"-661.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 5.118</text>\n",
       "<text text-anchor=\"middle\" x=\"1421\" y=\"-646.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5122.509</text>\n",
       "<text text-anchor=\"middle\" x=\"1421\" y=\"-631.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 77</text>\n",
       "<text text-anchor=\"middle\" x=\"1421\" y=\"-616.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 180.662</text>\n",
       "</g>\n",
       "<!-- 32&#45;&gt;33 -->\n",
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       "<title>32&#45;&gt;33</title>\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.858824\" stroke=\"#000000\" points=\"1660,-677 1554,-677 1554,-609 1660,-609 1660,-677\"/>\n",
       "<text text-anchor=\"middle\" x=\"1607\" y=\"-661.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">HDL &lt;= 37.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1607\" y=\"-646.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3113.163</text>\n",
       "<text text-anchor=\"middle\" x=\"1607\" y=\"-631.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 44</text>\n",
       "<text text-anchor=\"middle\" x=\"1607\" y=\"-616.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 245.705</text>\n",
       "</g>\n",
       "<!-- 32&#45;&gt;44 -->\n",
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       "<title>32&#45;&gt;44</title>\n",
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       "<title>34</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.486275\" stroke=\"#000000\" points=\"1412,-573 1306,-573 1306,-505 1412,-505 1412,-573\"/>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 111.835</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4780.472</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 58</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 165.897</text>\n",
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       "<!-- 33&#45;&gt;34 -->\n",
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       "<title>33&#45;&gt;34</title>\n",
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       "<!-- 43 -->\n",
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       "<text text-anchor=\"middle\" x=\"1483\" y=\"-550.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3469.352</text>\n",
       "<text text-anchor=\"middle\" x=\"1483\" y=\"-535.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 19</text>\n",
       "<text text-anchor=\"middle\" x=\"1483\" y=\"-520.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 225.737</text>\n",
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       "<title>35</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.447059\" stroke=\"#000000\" points=\"1412,-469 1306,-469 1306,-401 1412,-401 1412,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 123.3</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4398.268</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 50</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 157.18</text>\n",
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       "<title>34&#45;&gt;35</title>\n",
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       "<text text-anchor=\"middle\" x=\"1483\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3726.484</text>\n",
       "<text text-anchor=\"middle\" x=\"1483\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"1483\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 220.375</text>\n",
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       "<!-- 34&#45;&gt;42 -->\n",
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       "<title>34&#45;&gt;42</title>\n",
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       "<title>36</title>\n",
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       "<text text-anchor=\"middle\" x=\"1359\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 171.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5342.096</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 28</text>\n",
       "<text text-anchor=\"middle\" x=\"1359\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 141.393</text>\n",
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       "<!-- 35&#45;&gt;36 -->\n",
       "<g id=\"edge36\" class=\"edge\">\n",
       "<title>35&#45;&gt;36</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1359,-400.9465C1359,-392.776 1359,-383.9318 1359,-375.3697\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1362.5001,-375.13 1359,-365.13 1355.5001,-375.13 1362.5001,-375.13\"/>\n",
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       "<title>39</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.541176\" stroke=\"#000000\" points=\"1566,-365 1460,-365 1460,-297 1566,-297 1566,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"1513\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 139.9</text>\n",
       "<text text-anchor=\"middle\" x=\"1513\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2476.107</text>\n",
       "<text text-anchor=\"middle\" x=\"1513\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 22</text>\n",
       "<text text-anchor=\"middle\" x=\"1513\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 177.273</text>\n",
       "</g>\n",
       "<!-- 35&#45;&gt;39 -->\n",
       "<g id=\"edge39\" class=\"edge\">\n",
       "<title>35&#45;&gt;39</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1409.4254,-400.9465C1423.6512,-391.3395 1439.2563,-380.8009 1453.9398,-370.8848\"/>\n",
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       "<title>37</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.498039\" stroke=\"#000000\" points=\"1295,-253.5 1189,-253.5 1189,-200.5 1295,-200.5 1295,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1242\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 7445.929</text>\n",
       "<text text-anchor=\"middle\" x=\"1242\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"1242\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 168.267</text>\n",
       "</g>\n",
       "<!-- 36&#45;&gt;37 -->\n",
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       "<title>36&#45;&gt;37</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1320.6898,-296.9465C1307.4306,-285.1606 1292.5942,-271.9726 1279.4084,-260.2519\"/>\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.227451\" stroke=\"#000000\" points=\"1419,-253.5 1313,-253.5 1313,-200.5 1419,-200.5 1419,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1366\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1119.775</text>\n",
       "<text text-anchor=\"middle\" x=\"1366\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"1366\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 110.385</text>\n",
       "</g>\n",
       "<!-- 36&#45;&gt;38 -->\n",
       "<g id=\"edge38\" class=\"edge\">\n",
       "<title>36&#45;&gt;38</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1361.2921,-296.9465C1362.0112,-286.2621 1362.8079,-274.4254 1363.5383,-263.5742\"/>\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.717647\" stroke=\"#000000\" points=\"1558,-253.5 1452,-253.5 1452,-200.5 1558,-200.5 1558,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1505\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1752.173</text>\n",
       "<text text-anchor=\"middle\" x=\"1505\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 9</text>\n",
       "<text text-anchor=\"middle\" x=\"1505\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 215.222</text>\n",
       "</g>\n",
       "<!-- 39&#45;&gt;40 -->\n",
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       "<title>39&#45;&gt;40</title>\n",
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       "<title>41</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.415686\" stroke=\"#000000\" points=\"1668,-253.5 1576,-253.5 1576,-200.5 1668,-200.5 1668,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1622\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1290.0</text>\n",
       "<text text-anchor=\"middle\" x=\"1622\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"1622\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 151.0</text>\n",
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       "<!-- 39&#45;&gt;41 -->\n",
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       "<title>39&#45;&gt;41</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1548.6907,-296.9465C1560.9278,-285.2707 1574.607,-272.219 1586.8046,-260.5809\"/>\n",
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       "<polygon fill=\"#e58139\" stroke=\"#000000\" points=\"1660,-565.5 1554,-565.5 1554,-512.5 1660,-512.5 1660,-565.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1607\" y=\"-550.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1235.396</text>\n",
       "<text text-anchor=\"middle\" x=\"1607\" y=\"-535.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"1607\" y=\"-520.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 275.733</text>\n",
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       "<!-- 44&#45;&gt;45 -->\n",
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       "<title>44&#45;&gt;45</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1607,-608.9465C1607,-598.2621 1607,-586.4254 1607,-575.5742\"/>\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.788235\" stroke=\"#000000\" points=\"1784,-573 1678,-573 1678,-505 1784,-505 1784,-573\"/>\n",
       "<text text-anchor=\"middle\" x=\"1731\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">AGE &lt;= 53.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1731\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3376.763</text>\n",
       "<text text-anchor=\"middle\" x=\"1731\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 29</text>\n",
       "<text text-anchor=\"middle\" x=\"1731\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 230.172</text>\n",
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       "<title>44&#45;&gt;46</title>\n",
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       "<text text-anchor=\"middle\" x=\"1669\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2642.358</text>\n",
       "<text text-anchor=\"middle\" x=\"1669\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 18</text>\n",
       "<text text-anchor=\"middle\" x=\"1669\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 212.556</text>\n",
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       "<title>46&#45;&gt;47</title>\n",
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       "<text text-anchor=\"middle\" x=\"1793\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3239.636</text>\n",
       "<text text-anchor=\"middle\" x=\"1793\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 11</text>\n",
       "<text text-anchor=\"middle\" x=\"1793\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 259.0</text>\n",
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       "<title>46&#45;&gt;48</title>\n",
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      "text/plain": [
       "<graphviz.files.Source at 0x7f7cc843d780>"
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     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "tree_graph = DecisionTreeRegressor(random_state = 1234, min_samples_leaf=8, min_samples_split = 20)\n",
    "tree_graph.fit(df_train_x, df_train_y)\n",
    "export_graphviz(tree_graph, out_file = 'tree_split.dot',\n",
    "               feature_names = v_feature_names, impurity = True, filled = True)\n",
    "with open('tree_split.dot') as f:\n",
    "    dot_graph = f.read()\n",
    "display(graphviz.Source(dot_graph))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 84,
   "metadata": {},
   "outputs": [
    {
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       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 87.2</text>\n",
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       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 199.0</text>\n",
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       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 4.255</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1266.645</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 27</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 94.148</text>\n",
       "</g>\n",
       "<!-- 12&#45;&gt;13 -->\n",
       "<g id=\"edge13\" class=\"edge\">\n",
       "<title>12&#45;&gt;13</title>\n",
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       "<!-- 16 -->\n",
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       "<title>16</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.050980\" stroke=\"#000000\" points=\"643,-365 544,-365 544,-297 643,-297 643,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 86.5</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 517.976</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 35</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 72.286</text>\n",
       "</g>\n",
       "<!-- 12&#45;&gt;16 -->\n",
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       "<title>12&#45;&gt;16</title>\n",
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       "<!-- 14 -->\n",
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       "<title>14</title>\n",
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       "<text text-anchor=\"middle\" x=\"351.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 242.352</text>\n",
       "<text text-anchor=\"middle\" x=\"351.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"351.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 75.929</text>\n",
       "</g>\n",
       "<!-- 13&#45;&gt;14 -->\n",
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       "<title>13&#45;&gt;14</title>\n",
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       "<title>15</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.243137\" stroke=\"#000000\" points=\"525.5,-253.5 419.5,-253.5 419.5,-200.5 525.5,-200.5 525.5,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1627.254</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 113.769</text>\n",
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       "<!-- 13&#45;&gt;15 -->\n",
       "<g id=\"edge15\" class=\"edge\">\n",
       "<title>13&#45;&gt;15</title>\n",
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       "<!-- 17 -->\n",
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       "<title>17</title>\n",
       "<polygon fill=\"transparent\" stroke=\"#000000\" points=\"643,-253.5 544,-253.5 544,-200.5 643,-200.5 643,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 225.918</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 61.714</text>\n",
       "</g>\n",
       "<!-- 16&#45;&gt;17 -->\n",
       "<g id=\"edge17\" class=\"edge\">\n",
       "<title>16&#45;&gt;17</title>\n",
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       "<title>18</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.082353\" stroke=\"#000000\" points=\"760,-253.5 661,-253.5 661,-200.5 760,-200.5 760,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"710.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 588.508</text>\n",
       "<text text-anchor=\"middle\" x=\"710.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 21</text>\n",
       "<text text-anchor=\"middle\" x=\"710.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 79.333</text>\n",
       "</g>\n",
       "<!-- 16&#45;&gt;18 -->\n",
       "<g id=\"edge18\" class=\"edge\">\n",
       "<title>16&#45;&gt;18</title>\n",
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       "</g>\n",
       "<!-- 20 -->\n",
       "<g id=\"node21\" class=\"node\">\n",
       "<title>20</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.415686\" stroke=\"#000000\" points=\"915,-469 748,-469 748,-401 915,-401 915,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 224.5</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3388.818</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 38</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 150.605</text>\n",
       "</g>\n",
       "<!-- 19&#45;&gt;20 -->\n",
       "<g id=\"edge20\" class=\"edge\">\n",
       "<title>19&#45;&gt;20</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M878.5794,-504.9465C872.7174,-496.2373 866.3402,-486.7626 860.227,-477.6801\"/>\n",
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       "<!-- 25 -->\n",
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       "<title>25</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.658824\" stroke=\"#000000\" points=\"1038.5,-461.5 932.5,-461.5 932.5,-408.5 1038.5,-408.5 1038.5,-461.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"985.5\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2738.816</text>\n",
       "<text text-anchor=\"middle\" x=\"985.5\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"985.5\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 202.429</text>\n",
       "</g>\n",
       "<!-- 19&#45;&gt;25 -->\n",
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       "<title>19&#45;&gt;25</title>\n",
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       "<!-- 21 -->\n",
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       "<title>21</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.470588\" stroke=\"#000000\" points=\"888,-365 775,-365 775,-297 888,-297 888,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GENDER &lt;= 1.5</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3608.393</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 28</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 162.5</text>\n",
       "</g>\n",
       "<!-- 20&#45;&gt;21 -->\n",
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       "<title>20&#45;&gt;21</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M831.5,-400.9465C831.5,-392.776 831.5,-383.9318 831.5,-375.3697\"/>\n",
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       "<title>24</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.258824\" stroke=\"#000000\" points=\"1005,-357.5 906,-357.5 906,-304.5 1005,-304.5 1005,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1268.61</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 10</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 117.3</text>\n",
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       "<!-- 20&#45;&gt;24 -->\n",
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       "<title>20&#45;&gt;24</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M872.1022,-400.9465C886.1547,-389.1606 901.8788,-375.9726 915.8535,-364.2519\"/>\n",
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       "<title>22</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.603922\" stroke=\"#000000\" points=\"884.5,-253.5 778.5,-253.5 778.5,-200.5 884.5,-200.5 884.5,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3606.686</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 190.923</text>\n",
       "</g>\n",
       "<!-- 21&#45;&gt;22 -->\n",
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       "<title>21&#45;&gt;22</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M831.5,-296.9465C831.5,-286.2621 831.5,-274.4254 831.5,-263.5742\"/>\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.356863\" stroke=\"#000000\" points=\"1008.5,-253.5 902.5,-253.5 902.5,-200.5 1008.5,-200.5 1008.5,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2302.916</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 137.867</text>\n",
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       "<!-- 21&#45;&gt;23 -->\n",
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       "<title>21&#45;&gt;23</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M872.1022,-296.9465C886.1547,-285.1606 901.8788,-271.9726 915.8535,-260.2519\"/>\n",
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       "<!-- 27 -->\n",
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       "<title>27</title>\n",
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       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 5.118</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5122.509</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 77</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 180.662</text>\n",
       "</g>\n",
       "<!-- 26&#45;&gt;27 -->\n",
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       "<title>26&#45;&gt;27</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1172.5,-608.9465C1172.5,-600.776 1172.5,-591.9318 1172.5,-583.3697\"/>\n",
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       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">HDL &lt;= 37.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3113.163</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 44</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 245.705</text>\n",
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       "<!-- 26&#45;&gt;36 -->\n",
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       "<title>26&#45;&gt;36</title>\n",
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       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 111.835</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4780.472</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 58</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 165.897</text>\n",
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       "<!-- 27&#45;&gt;28 -->\n",
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       "<title>27&#45;&gt;28</title>\n",
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       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3469.352</text>\n",
       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 19</text>\n",
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       "<!-- 27&#45;&gt;35 -->\n",
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       "<title>27&#45;&gt;35</title>\n",
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       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 123.3</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4398.268</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 50</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 157.18</text>\n",
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       "<title>28&#45;&gt;29</title>\n",
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       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3726.484</text>\n",
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       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 171.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-230.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5342.096</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-215.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 28</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-200.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 141.393</text>\n",
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       "<text text-anchor=\"middle\" x=\"1264.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2476.107</text>\n",
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       "<text text-anchor=\"middle\" x=\"1048.5\" y=\"-134.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 7445.929</text>\n",
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       "<!-- 30&#45;&gt;31 -->\n",
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       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1235.396</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
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      ],
      "text/plain": [
       "<graphviz.files.Source at 0x7f7cc20c0ac8>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "tree_graph = DecisionTreeRegressor(random_state = 1234, min_samples_leaf=8, min_samples_split = 26)\n",
    "tree_graph.fit(df_train_x, df_train_y)\n",
    "export_graphviz(tree_graph, out_file = 'tree_split.dot',\n",
    "               feature_names = v_feature_names, impurity = True, filled = True)\n",
    "with open('tree_split.dot') as f:\n",
    "    dot_graph = f.read()\n",
    "display(graphviz.Source(dot_graph))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 85,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>MinSamplesLeaf</th>\n",
       "      <th>TrainScore</th>\n",
       "      <th>TestScore</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>1</td>\n",
       "      <td>0.292</td>\n",
       "      <td>0.231</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>2</td>\n",
       "      <td>0.438</td>\n",
       "      <td>0.351</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>3</td>\n",
       "      <td>0.511</td>\n",
       "      <td>0.279</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>4</td>\n",
       "      <td>0.556</td>\n",
       "      <td>0.264</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>5</td>\n",
       "      <td>0.601</td>\n",
       "      <td>0.199</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>6</td>\n",
       "      <td>0.634</td>\n",
       "      <td>0.157</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>7</td>\n",
       "      <td>0.643</td>\n",
       "      <td>0.146</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>7</th>\n",
       "      <td>8</td>\n",
       "      <td>0.648</td>\n",
       "      <td>0.142</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>8</th>\n",
       "      <td>9</td>\n",
       "      <td>0.648</td>\n",
       "      <td>0.142</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>9</th>\n",
       "      <td>10</td>\n",
       "      <td>0.648</td>\n",
       "      <td>0.142</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "   MinSamplesLeaf  TrainScore  TestScore\n",
       "0               1       0.292      0.231\n",
       "1               2       0.438      0.351\n",
       "2               3       0.511      0.279\n",
       "3               4       0.556      0.264\n",
       "4               5       0.601      0.199\n",
       "5               6       0.634      0.157\n",
       "6               7       0.643      0.146\n",
       "7               8       0.648      0.142\n",
       "8               9       0.648      0.142\n",
       "9              10       0.648      0.142"
      ]
     },
     "execution_count": 85,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "train_score = [];test_score=[]\n",
    "para_depth = [depth for depth in range(1,11)]\n",
    "\n",
    "for v_max_depth in para_depth:\n",
    "    tree = DecisionTreeRegressor(random_state = 1234, min_samples_leaf = 8\n",
    "                                ,min_samples_split = 20, max_depth = v_max_depth)\n",
    "    \n",
    "    tree.fit(df_train_x, df_train_y)\n",
    "    train_score.append(tree.score(df_train_x, df_train_y))\n",
    "    test_score.append(tree.score(df_test_x, df_test_y))\n",
    "    \n",
    "df_score_depth = pd.DataFrame()\n",
    "df_score_depth['MinSamplesLeaf'] = para_depth\n",
    "df_score_depth['TrainScore'] = train_score\n",
    "df_score_depth['TestScore'] = test_score\n",
    "df_score_depth.round(3)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 86,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<matplotlib.legend.Legend at 0x7f7cc2041ba8>"
      ]
     },
     "execution_count": 86,
     "metadata": {},
     "output_type": "execute_result"
    },
    {
     "data": {
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\n",
      "text/plain": [
       "<Figure size 432x288 with 1 Axes>"
      ]
     },
     "metadata": {
      "needs_background": "light"
     },
     "output_type": "display_data"
    }
   ],
   "source": [
    "plt.plot(para_depth, train_score, linestyle = '-', label = 'Train Score')\n",
    "plt.plot(para_depth, test_score, linestyle = '--', label = 'Test Score')\n",
    "plt.legend()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 87,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/svg+xml": [
       "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n",
       "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"\n",
       " \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n",
       "<!-- Generated by graphviz version 2.40.1 (20161225.0304)\n",
       " -->\n",
       "<!-- Title: Tree Pages: 1 -->\n",
       "<svg width=\"1606pt\" height=\"789pt\"\n",
       " viewBox=\"0.00 0.00 1605.50 789.00\" xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\">\n",
       "<g id=\"graph0\" class=\"graph\" transform=\"scale(1 1) rotate(0) translate(4 785)\">\n",
       "<title>Tree</title>\n",
       "<polygon fill=\"#ffffff\" stroke=\"transparent\" points=\"-4,4 -4,-785 1601.5,-785 1601.5,4 -4,4\"/>\n",
       "<!-- 0 -->\n",
       "<g id=\"node1\" class=\"node\">\n",
       "<title>0</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.419608\" stroke=\"#000000\" points=\"1093.5,-781 987.5,-781 987.5,-713 1093.5,-713 1093.5,-781\"/>\n",
       "<text text-anchor=\"middle\" x=\"1040.5\" y=\"-765.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BMI &lt;= 26.85</text>\n",
       "<text text-anchor=\"middle\" x=\"1040.5\" y=\"-750.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 6081.956</text>\n",
       "<text text-anchor=\"middle\" x=\"1040.5\" y=\"-735.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 309</text>\n",
       "<text text-anchor=\"middle\" x=\"1040.5\" y=\"-720.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 151.783</text>\n",
       "</g>\n",
       "<!-- 1 -->\n",
       "<g id=\"node2\" class=\"node\">\n",
       "<title>1</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.262745\" stroke=\"#000000\" points=\"954.5,-677 848.5,-677 848.5,-609 954.5,-609 954.5,-677\"/>\n",
       "<text text-anchor=\"middle\" x=\"901.5\" y=\"-661.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 4.714</text>\n",
       "<text text-anchor=\"middle\" x=\"901.5\" y=\"-646.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3620.515</text>\n",
       "<text text-anchor=\"middle\" x=\"901.5\" y=\"-631.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 188</text>\n",
       "<text text-anchor=\"middle\" x=\"901.5\" y=\"-616.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 117.973</text>\n",
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       "<!-- 0&#45;&gt;1 -->\n",
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       "<text text-anchor=\"middle\" x=\"950.6801\" y=\"-698.1746\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">True</text>\n",
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       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-661.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GLUCOSE &lt;= 97.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-646.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5370.794</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-631.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 121</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-616.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 204.314</text>\n",
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       "<!-- 0&#45;&gt;26 -->\n",
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       "<title>0&#45;&gt;26</title>\n",
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       "<title>2</title>\n",
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       "<text text-anchor=\"middle\" x=\"533.5\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">HDL &lt;= 55.5</text>\n",
       "<text text-anchor=\"middle\" x=\"533.5\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2426.989</text>\n",
       "<text text-anchor=\"middle\" x=\"533.5\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 136</text>\n",
       "<text text-anchor=\"middle\" x=\"533.5\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 100.162</text>\n",
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       "<text text-anchor=\"middle\" x=\"901.5\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 107.665</text>\n",
       "<text text-anchor=\"middle\" x=\"901.5\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3742.208</text>\n",
       "<text text-anchor=\"middle\" x=\"901.5\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 52</text>\n",
       "<text text-anchor=\"middle\" x=\"901.5\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 164.558</text>\n",
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       "<title>1&#45;&gt;19</title>\n",
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       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 4.174</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3136.032</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 74</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 115.541</text>\n",
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       "<!-- 2&#45;&gt;3 -->\n",
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       "<text text-anchor=\"middle\" x=\"533.5\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GLUCOSE &lt;= 82.5</text>\n",
       "<text text-anchor=\"middle\" x=\"533.5\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 961.511</text>\n",
       "<text text-anchor=\"middle\" x=\"533.5\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 62</text>\n",
       "<text text-anchor=\"middle\" x=\"533.5\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 81.806</text>\n",
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       "<!-- 2&#45;&gt;12 -->\n",
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       "<title>2&#45;&gt;12</title>\n",
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       "<title>4</title>\n",
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       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2190.94</text>\n",
       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 20</text>\n",
       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 88.6</text>\n",
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       "<!-- 3&#45;&gt;4 -->\n",
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       "<title>3&#45;&gt;4</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M160.8801,-400.9465C147.1676,-389.1606 131.8239,-375.9726 118.1873,-364.2519\"/>\n",
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       "<!-- 5 -->\n",
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       "<title>5</title>\n",
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       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 87.2</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3117.694</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 54</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 125.519</text>\n",
       "</g>\n",
       "<!-- 3&#45;&gt;5 -->\n",
       "<g id=\"edge5\" class=\"edge\">\n",
       "<title>3&#45;&gt;5</title>\n",
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       "<!-- 6 -->\n",
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       "<title>6</title>\n",
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       "<text text-anchor=\"middle\" x=\"49.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1459.75</text>\n",
       "<text text-anchor=\"middle\" x=\"49.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"49.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 181.0</text>\n",
       "</g>\n",
       "<!-- 5&#45;&gt;6 -->\n",
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       "<title>5&#45;&gt;6</title>\n",
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       "<polygon fill=\"#e58139\" fill-opacity=\"0.254902\" stroke=\"#000000\" points=\"284,-261 117,-261 117,-193 284,-193 284,-261\"/>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 199.0</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-230.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2777.592</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-215.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 46</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-200.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 115.87</text>\n",
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       "<!-- 5&#45;&gt;7 -->\n",
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       "<title>5&#45;&gt;7</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M200.5,-296.9465C200.5,-288.776 200.5,-279.9318 200.5,-271.3697\"/>\n",
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       "<title>8</title>\n",
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       "<text text-anchor=\"middle\" x=\"139.5\" y=\"-141.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GENDER &lt;= 1.5</text>\n",
       "<text text-anchor=\"middle\" x=\"139.5\" y=\"-126.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2327.535</text>\n",
       "<text text-anchor=\"middle\" x=\"139.5\" y=\"-111.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 38</text>\n",
       "<text text-anchor=\"middle\" x=\"139.5\" y=\"-96.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 107.211</text>\n",
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       "<!-- 7&#45;&gt;8 -->\n",
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       "<title>7&#45;&gt;8</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M180.5263,-192.9465C175.4707,-184.3271 169.9753,-174.9579 164.6983,-165.9611\"/>\n",
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       "<text text-anchor=\"middle\" x=\"260.5\" y=\"-134.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2867.5</text>\n",
       "<text text-anchor=\"middle\" x=\"260.5\" y=\"-119.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"260.5\" y=\"-104.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 157.0</text>\n",
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       "<!-- 7&#45;&gt;11 -->\n",
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       "<title>7&#45;&gt;11</title>\n",
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       "<title>9</title>\n",
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       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2276.222</text>\n",
       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 18</text>\n",
       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 128.667</text>\n",
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       "<!-- 8&#45;&gt;9 -->\n",
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       "<title>8&#45;&gt;9</title>\n",
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       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1586.49</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 20</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 87.9</text>\n",
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       "<!-- 8&#45;&gt;10 -->\n",
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       "<title>8&#45;&gt;10</title>\n",
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       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 4.255</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1266.645</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 27</text>\n",
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       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 86.5</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 517.976</text>\n",
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       "<text text-anchor=\"middle\" x=\"351.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 242.352</text>\n",
       "<text text-anchor=\"middle\" x=\"351.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"351.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 75.929</text>\n",
       "</g>\n",
       "<!-- 13&#45;&gt;14 -->\n",
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       "<title>13&#45;&gt;14</title>\n",
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       "<title>15</title>\n",
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       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1627.254</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 113.769</text>\n",
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       "<!-- 13&#45;&gt;15 -->\n",
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       "<title>13&#45;&gt;15</title>\n",
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       "<polygon fill=\"transparent\" stroke=\"#000000\" points=\"643,-253.5 544,-253.5 544,-200.5 643,-200.5 643,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 225.918</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 61.714</text>\n",
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       "<!-- 16&#45;&gt;17 -->\n",
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       "<title>16&#45;&gt;17</title>\n",
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       "<title>18</title>\n",
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       "<text text-anchor=\"middle\" x=\"710.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 588.508</text>\n",
       "<text text-anchor=\"middle\" x=\"710.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 21</text>\n",
       "<text text-anchor=\"middle\" x=\"710.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 79.333</text>\n",
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       "<!-- 16&#45;&gt;18 -->\n",
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       "<title>20</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.415686\" stroke=\"#000000\" points=\"915,-469 748,-469 748,-401 915,-401 915,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 224.5</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3388.818</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 38</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 150.605</text>\n",
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       "<!-- 19&#45;&gt;20 -->\n",
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       "<title>25</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.658824\" stroke=\"#000000\" points=\"1038.5,-461.5 932.5,-461.5 932.5,-408.5 1038.5,-408.5 1038.5,-461.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"985.5\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2738.816</text>\n",
       "<text text-anchor=\"middle\" x=\"985.5\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"985.5\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 202.429</text>\n",
       "</g>\n",
       "<!-- 19&#45;&gt;25 -->\n",
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       "<title>19&#45;&gt;25</title>\n",
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       "<title>21</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.470588\" stroke=\"#000000\" points=\"888,-365 775,-365 775,-297 888,-297 888,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GENDER &lt;= 1.5</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3608.393</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 28</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 162.5</text>\n",
       "</g>\n",
       "<!-- 20&#45;&gt;21 -->\n",
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       "<title>20&#45;&gt;21</title>\n",
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       "<title>24</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.258824\" stroke=\"#000000\" points=\"1005,-357.5 906,-357.5 906,-304.5 1005,-304.5 1005,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1268.61</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 10</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 117.3</text>\n",
       "</g>\n",
       "<!-- 20&#45;&gt;24 -->\n",
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       "<title>20&#45;&gt;24</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M872.1022,-400.9465C886.1547,-389.1606 901.8788,-375.9726 915.8535,-364.2519\"/>\n",
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       "<!-- 22 -->\n",
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       "<title>22</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.603922\" stroke=\"#000000\" points=\"884.5,-253.5 778.5,-253.5 778.5,-200.5 884.5,-200.5 884.5,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3606.686</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 190.923</text>\n",
       "</g>\n",
       "<!-- 21&#45;&gt;22 -->\n",
       "<g id=\"edge22\" class=\"edge\">\n",
       "<title>21&#45;&gt;22</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M831.5,-296.9465C831.5,-286.2621 831.5,-274.4254 831.5,-263.5742\"/>\n",
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       "<title>23</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.356863\" stroke=\"#000000\" points=\"1008.5,-253.5 902.5,-253.5 902.5,-200.5 1008.5,-200.5 1008.5,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2302.916</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 137.867</text>\n",
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       "<!-- 21&#45;&gt;23 -->\n",
       "<g id=\"edge23\" class=\"edge\">\n",
       "<title>21&#45;&gt;23</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M872.1022,-296.9465C886.1547,-285.1606 901.8788,-271.9726 915.8535,-260.2519\"/>\n",
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       "<!-- 27 -->\n",
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       "<title>27</title>\n",
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       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 5.118</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5122.509</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 77</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 180.662</text>\n",
       "</g>\n",
       "<!-- 26&#45;&gt;27 -->\n",
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       "<title>26&#45;&gt;27</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1172.5,-608.9465C1172.5,-600.776 1172.5,-591.9318 1172.5,-583.3697\"/>\n",
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       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">HDL &lt;= 37.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3113.163</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 44</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 245.705</text>\n",
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       "<!-- 26&#45;&gt;36 -->\n",
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       "<title>26&#45;&gt;36</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1233.4034,-608.9465C1253.615,-597.6454 1276.1321,-585.0552 1296.4305,-573.7055\"/>\n",
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       "<!-- 28 -->\n",
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       "<title>28</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.486275\" stroke=\"#000000\" points=\"1163.5,-469 1057.5,-469 1057.5,-401 1163.5,-401 1163.5,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 111.835</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4780.472</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 58</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 165.897</text>\n",
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       "<!-- 27&#45;&gt;28 -->\n",
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       "<title>27&#45;&gt;28</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1152.1989,-504.9465C1147.0604,-496.3271 1141.4749,-486.9579 1136.1114,-477.9611\"/>\n",
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       "<title>35</title>\n",
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       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3469.352</text>\n",
       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 19</text>\n",
       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 225.737</text>\n",
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       "<!-- 27&#45;&gt;35 -->\n",
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       "<title>27&#45;&gt;35</title>\n",
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       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 123.3</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4398.268</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 50</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 157.18</text>\n",
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       "<title>28&#45;&gt;29</title>\n",
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       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3726.484</text>\n",
       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 220.375</text>\n",
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       "<!-- 28&#45;&gt;34 -->\n",
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       "<title>28&#45;&gt;34</title>\n",
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       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 171.5</text>\n",
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      "text/plain": [
       "<graphviz.files.Source at 0x7f7cc20d6898>"
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     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "tree_graph = DecisionTreeRegressor(random_state = 1234, min_samples_leaf=8, min_samples_split = 26, max_depth = 2)\n",
    "tree_graph.fit(df_train_x, df_train_y)\n",
    "\n",
    "export_graphviz(tree_graph, out_file = 'tree_depth.dot',\n",
    "               feature_names = v_feature_names, impurity = True, filled = True)\n",
    "with open('tree_split.dot') as f:\n",
    "    dot_graph = f.read()\n",
    "display(graphviz.Source(dot_graph))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 88,
   "metadata": {},
   "outputs": [
    {
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       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2190.94</text>\n",
       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 20</text>\n",
       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 88.6</text>\n",
       "</g>\n",
       "<!-- 3&#45;&gt;4 -->\n",
       "<g id=\"edge4\" class=\"edge\">\n",
       "<title>3&#45;&gt;4</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M160.8801,-400.9465C147.1676,-389.1606 131.8239,-375.9726 118.1873,-364.2519\"/>\n",
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       "</g>\n",
       "<!-- 5 -->\n",
       "<g id=\"node6\" class=\"node\">\n",
       "<title>5</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.298039\" stroke=\"#000000\" points=\"253.5,-365 147.5,-365 147.5,-297 253.5,-297 253.5,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 87.2</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3117.694</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 54</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 125.519</text>\n",
       "</g>\n",
       "<!-- 3&#45;&gt;5 -->\n",
       "<g id=\"edge5\" class=\"edge\">\n",
       "<title>3&#45;&gt;5</title>\n",
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       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"204.0001,-375.13 200.5,-365.13 197.0001,-375.13 204.0001,-375.13\"/>\n",
       "</g>\n",
       "<!-- 6 -->\n",
       "<g id=\"node7\" class=\"node\">\n",
       "<title>6</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.556863\" stroke=\"#000000\" points=\"99,-253.5 0,-253.5 0,-200.5 99,-200.5 99,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"49.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1459.75</text>\n",
       "<text text-anchor=\"middle\" x=\"49.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"49.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 181.0</text>\n",
       "</g>\n",
       "<!-- 5&#45;&gt;6 -->\n",
       "<g id=\"edge6\" class=\"edge\">\n",
       "<title>5&#45;&gt;6</title>\n",
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       "<!-- 7 -->\n",
       "<g id=\"node8\" class=\"node\">\n",
       "<title>7</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.254902\" stroke=\"#000000\" points=\"284,-261 117,-261 117,-193 284,-193 284,-261\"/>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 199.0</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-230.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2777.592</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-215.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 46</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-200.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 115.87</text>\n",
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       "<!-- 5&#45;&gt;7 -->\n",
       "<g id=\"edge7\" class=\"edge\">\n",
       "<title>5&#45;&gt;7</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M200.5,-296.9465C200.5,-288.776 200.5,-279.9318 200.5,-271.3697\"/>\n",
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       "<!-- 8 -->\n",
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       "<title>8</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.211765\" stroke=\"#000000\" points=\"196,-157 83,-157 83,-89 196,-89 196,-157\"/>\n",
       "<text text-anchor=\"middle\" x=\"139.5\" y=\"-141.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GENDER &lt;= 1.5</text>\n",
       "<text text-anchor=\"middle\" x=\"139.5\" y=\"-126.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2327.535</text>\n",
       "<text text-anchor=\"middle\" x=\"139.5\" y=\"-111.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 38</text>\n",
       "<text text-anchor=\"middle\" x=\"139.5\" y=\"-96.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 107.211</text>\n",
       "</g>\n",
       "<!-- 7&#45;&gt;8 -->\n",
       "<g id=\"edge8\" class=\"edge\">\n",
       "<title>7&#45;&gt;8</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M180.5263,-192.9465C175.4707,-184.3271 169.9753,-174.9579 164.6983,-165.9611\"/>\n",
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       "<!-- 11 -->\n",
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       "<title>11</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.447059\" stroke=\"#000000\" points=\"306.5,-149.5 214.5,-149.5 214.5,-96.5 306.5,-96.5 306.5,-149.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"260.5\" y=\"-134.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2867.5</text>\n",
       "<text text-anchor=\"middle\" x=\"260.5\" y=\"-119.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"260.5\" y=\"-104.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 157.0</text>\n",
       "</g>\n",
       "<!-- 7&#45;&gt;11 -->\n",
       "<g id=\"edge11\" class=\"edge\">\n",
       "<title>7&#45;&gt;11</title>\n",
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       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"243.2216,-159.9531 245.1872,-149.5422 237.1583,-156.455 243.2216,-159.9531\"/>\n",
       "</g>\n",
       "<!-- 9 -->\n",
       "<g id=\"node10\" class=\"node\">\n",
       "<title>9</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.313725\" stroke=\"#000000\" points=\"132.5,-53 26.5,-53 26.5,0 132.5,0 132.5,-53\"/>\n",
       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2276.222</text>\n",
       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 18</text>\n",
       "<text text-anchor=\"middle\" x=\"79.5\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 128.667</text>\n",
       "</g>\n",
       "<!-- 8&#45;&gt;9 -->\n",
       "<g id=\"edge9\" class=\"edge\">\n",
       "<title>8&#45;&gt;9</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M118.3462,-88.9777C112.8805,-80.187 106.9846,-70.7044 101.4778,-61.8477\"/>\n",
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       "<!-- 10 -->\n",
       "<g id=\"node11\" class=\"node\">\n",
       "<title>10</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.121569\" stroke=\"#000000\" points=\"250,-53 151,-53 151,0 250,0 250,-53\"/>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1586.49</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 20</text>\n",
       "<text text-anchor=\"middle\" x=\"200.5\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 87.9</text>\n",
       "</g>\n",
       "<!-- 8&#45;&gt;10 -->\n",
       "<g id=\"edge10\" class=\"edge\">\n",
       "<title>8&#45;&gt;10</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M161.0063,-88.9777C166.5631,-80.187 172.5573,-70.7044 178.1559,-61.8477\"/>\n",
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       "</g>\n",
       "<!-- 13 -->\n",
       "<g id=\"node14\" class=\"node\">\n",
       "<title>13</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.152941\" stroke=\"#000000\" points=\"525.5,-365 419.5,-365 419.5,-297 525.5,-297 525.5,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 4.255</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1266.645</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 27</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 94.148</text>\n",
       "</g>\n",
       "<!-- 12&#45;&gt;13 -->\n",
       "<g id=\"edge13\" class=\"edge\">\n",
       "<title>12&#45;&gt;13</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M513.5263,-400.9465C508.4707,-392.3271 502.9753,-382.9579 497.6983,-373.9611\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"500.5969,-371.985 492.5186,-365.13 494.5589,-375.5265 500.5969,-371.985\"/>\n",
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       "<!-- 16 -->\n",
       "<g id=\"node17\" class=\"node\">\n",
       "<title>16</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.050980\" stroke=\"#000000\" points=\"643,-365 544,-365 544,-297 643,-297 643,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 86.5</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 517.976</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 35</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 72.286</text>\n",
       "</g>\n",
       "<!-- 12&#45;&gt;16 -->\n",
       "<g id=\"edge16\" class=\"edge\">\n",
       "<title>12&#45;&gt;16</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M553.1462,-400.9465C558.119,-392.3271 563.5243,-382.9579 568.7148,-373.9611\"/>\n",
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       "<!-- 14 -->\n",
       "<g id=\"node15\" class=\"node\">\n",
       "<title>14</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.066667\" stroke=\"#000000\" points=\"401,-253.5 302,-253.5 302,-200.5 401,-200.5 401,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"351.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 242.352</text>\n",
       "<text text-anchor=\"middle\" x=\"351.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"351.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 75.929</text>\n",
       "</g>\n",
       "<!-- 13&#45;&gt;14 -->\n",
       "<g id=\"edge14\" class=\"edge\">\n",
       "<title>13&#45;&gt;14</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M432.8801,-296.9465C419.1676,-285.1606 403.8239,-271.9726 390.1873,-260.2519\"/>\n",
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       "<!-- 15 -->\n",
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       "<title>15</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.243137\" stroke=\"#000000\" points=\"525.5,-253.5 419.5,-253.5 419.5,-200.5 525.5,-200.5 525.5,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1627.254</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"472.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 113.769</text>\n",
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       "<!-- 13&#45;&gt;15 -->\n",
       "<g id=\"edge15\" class=\"edge\">\n",
       "<title>13&#45;&gt;15</title>\n",
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       "<!-- 17 -->\n",
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       "<title>17</title>\n",
       "<polygon fill=\"transparent\" stroke=\"#000000\" points=\"643,-253.5 544,-253.5 544,-200.5 643,-200.5 643,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 225.918</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 14</text>\n",
       "<text text-anchor=\"middle\" x=\"593.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 61.714</text>\n",
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       "<!-- 16&#45;&gt;17 -->\n",
       "<g id=\"edge17\" class=\"edge\">\n",
       "<title>16&#45;&gt;17</title>\n",
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       "<title>18</title>\n",
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       "<text text-anchor=\"middle\" x=\"710.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 588.508</text>\n",
       "<text text-anchor=\"middle\" x=\"710.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 21</text>\n",
       "<text text-anchor=\"middle\" x=\"710.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 79.333</text>\n",
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       "<!-- 16&#45;&gt;18 -->\n",
       "<g id=\"edge18\" class=\"edge\">\n",
       "<title>16&#45;&gt;18</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M631.8102,-296.9465C645.0694,-285.1606 659.9058,-271.9726 673.0916,-260.2519\"/>\n",
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       "<title>20</title>\n",
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       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 224.5</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3388.818</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 38</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 150.605</text>\n",
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       "<!-- 19&#45;&gt;20 -->\n",
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       "<title>19&#45;&gt;20</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M878.5794,-504.9465C872.7174,-496.2373 866.3402,-486.7626 860.227,-477.6801\"/>\n",
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       "<text text-anchor=\"middle\" x=\"985.5\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2738.816</text>\n",
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       "<title>19&#45;&gt;25</title>\n",
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       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GENDER &lt;= 1.5</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3608.393</text>\n",
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       "<title>20&#45;&gt;21</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M831.5,-400.9465C831.5,-392.776 831.5,-383.9318 831.5,-375.3697\"/>\n",
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       "<title>24</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.258824\" stroke=\"#000000\" points=\"1005,-357.5 906,-357.5 906,-304.5 1005,-304.5 1005,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1268.61</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 10</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 117.3</text>\n",
       "</g>\n",
       "<!-- 20&#45;&gt;24 -->\n",
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       "<title>20&#45;&gt;24</title>\n",
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       "<title>22</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.603922\" stroke=\"#000000\" points=\"884.5,-253.5 778.5,-253.5 778.5,-200.5 884.5,-200.5 884.5,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3606.686</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"831.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 190.923</text>\n",
       "</g>\n",
       "<!-- 21&#45;&gt;22 -->\n",
       "<g id=\"edge22\" class=\"edge\">\n",
       "<title>21&#45;&gt;22</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M831.5,-296.9465C831.5,-286.2621 831.5,-274.4254 831.5,-263.5742\"/>\n",
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       "<title>23</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.356863\" stroke=\"#000000\" points=\"1008.5,-253.5 902.5,-253.5 902.5,-200.5 1008.5,-200.5 1008.5,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2302.916</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"955.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 137.867</text>\n",
       "</g>\n",
       "<!-- 21&#45;&gt;23 -->\n",
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       "<title>21&#45;&gt;23</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M872.1022,-296.9465C886.1547,-285.1606 901.8788,-271.9726 915.8535,-260.2519\"/>\n",
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       "<!-- 27 -->\n",
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       "<title>27</title>\n",
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       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 5.118</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5122.509</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 77</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 180.662</text>\n",
       "</g>\n",
       "<!-- 26&#45;&gt;27 -->\n",
       "<g id=\"edge27\" class=\"edge\">\n",
       "<title>26&#45;&gt;27</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1172.5,-608.9465C1172.5,-600.776 1172.5,-591.9318 1172.5,-583.3697\"/>\n",
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       "<!-- 36 -->\n",
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       "<title>36</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.858824\" stroke=\"#000000\" points=\"1411.5,-573 1305.5,-573 1305.5,-505 1411.5,-505 1411.5,-573\"/>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-557.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">HDL &lt;= 37.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-542.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3113.163</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-527.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 44</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-512.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 245.705</text>\n",
       "</g>\n",
       "<!-- 26&#45;&gt;36 -->\n",
       "<g id=\"edge36\" class=\"edge\">\n",
       "<title>26&#45;&gt;36</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1233.4034,-608.9465C1253.615,-597.6454 1276.1321,-585.0552 1296.4305,-573.7055\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1298.2614,-576.6918 1305.2816,-568.7565 1294.8452,-570.582 1298.2614,-576.6918\"/>\n",
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       "<!-- 28 -->\n",
       "<g id=\"node29\" class=\"node\">\n",
       "<title>28</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.486275\" stroke=\"#000000\" points=\"1163.5,-469 1057.5,-469 1057.5,-401 1163.5,-401 1163.5,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 111.835</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4780.472</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 58</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 165.897</text>\n",
       "</g>\n",
       "<!-- 27&#45;&gt;28 -->\n",
       "<g id=\"edge28\" class=\"edge\">\n",
       "<title>27&#45;&gt;28</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1152.1989,-504.9465C1147.0604,-496.3271 1141.4749,-486.9579 1136.1114,-477.9611\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1138.9737,-475.9272 1130.8467,-469.13 1132.9611,-479.5117 1138.9737,-475.9272\"/>\n",
       "</g>\n",
       "<!-- 35 -->\n",
       "<g id=\"node36\" class=\"node\">\n",
       "<title>35</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.764706\" stroke=\"#000000\" points=\"1287.5,-461.5 1181.5,-461.5 1181.5,-408.5 1287.5,-408.5 1287.5,-461.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3469.352</text>\n",
       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 19</text>\n",
       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 225.737</text>\n",
       "</g>\n",
       "<!-- 27&#45;&gt;35 -->\n",
       "<g id=\"edge35\" class=\"edge\">\n",
       "<title>27&#45;&gt;35</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1192.8011,-504.9465C1199.4334,-493.8215 1206.8103,-481.4473 1213.4933,-470.237\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1216.5624,-471.9239 1218.6768,-461.5422 1210.5498,-468.3394 1216.5624,-471.9239\"/>\n",
       "</g>\n",
       "<!-- 29 -->\n",
       "<g id=\"node30\" class=\"node\">\n",
       "<title>29</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.447059\" stroke=\"#000000\" points=\"1163.5,-365 1057.5,-365 1057.5,-297 1163.5,-297 1163.5,-365\"/>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-349.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LDL &lt;= 123.3</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-334.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4398.268</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-319.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 50</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-304.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 157.18</text>\n",
       "</g>\n",
       "<!-- 28&#45;&gt;29 -->\n",
       "<g id=\"edge29\" class=\"edge\">\n",
       "<title>28&#45;&gt;29</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1110.5,-400.9465C1110.5,-392.776 1110.5,-383.9318 1110.5,-375.3697\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1114.0001,-375.13 1110.5,-365.13 1107.0001,-375.13 1114.0001,-375.13\"/>\n",
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       "<!-- 34 -->\n",
       "<g id=\"node35\" class=\"node\">\n",
       "<title>34</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.741176\" stroke=\"#000000\" points=\"1287.5,-357.5 1181.5,-357.5 1181.5,-304.5 1287.5,-304.5 1287.5,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3726.484</text>\n",
       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
       "<text text-anchor=\"middle\" x=\"1234.5\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 220.375</text>\n",
       "</g>\n",
       "<!-- 28&#45;&gt;34 -->\n",
       "<g id=\"edge34\" class=\"edge\">\n",
       "<title>28&#45;&gt;34</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1151.1022,-400.9465C1165.1547,-389.1606 1180.8788,-375.9726 1194.8535,-364.2519\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1197.4408,-366.65 1202.8536,-357.5422 1192.9425,-361.2866 1197.4408,-366.65\"/>\n",
       "</g>\n",
       "<!-- 30 -->\n",
       "<g id=\"node31\" class=\"node\">\n",
       "<title>30</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.372549\" stroke=\"#000000\" points=\"1194,-261 1027,-261 1027,-193 1194,-193 1194,-261\"/>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">CHOLESTEROL &lt;= 171.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-230.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5342.096</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-215.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 28</text>\n",
       "<text text-anchor=\"middle\" x=\"1110.5\" y=\"-200.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 141.393</text>\n",
       "</g>\n",
       "<!-- 29&#45;&gt;30 -->\n",
       "<g id=\"edge30\" class=\"edge\">\n",
       "<title>29&#45;&gt;30</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1110.5,-296.9465C1110.5,-288.776 1110.5,-279.9318 1110.5,-271.3697\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1114.0001,-271.13 1110.5,-261.13 1107.0001,-271.13 1114.0001,-271.13\"/>\n",
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       "<!-- 33 -->\n",
       "<g id=\"node34\" class=\"node\">\n",
       "<title>33</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.541176\" stroke=\"#000000\" points=\"1317.5,-253.5 1211.5,-253.5 1211.5,-200.5 1317.5,-200.5 1317.5,-253.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1264.5\" y=\"-238.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2476.107</text>\n",
       "<text text-anchor=\"middle\" x=\"1264.5\" y=\"-223.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 22</text>\n",
       "<text text-anchor=\"middle\" x=\"1264.5\" y=\"-208.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 177.273</text>\n",
       "</g>\n",
       "<!-- 29&#45;&gt;33 -->\n",
       "<g id=\"edge33\" class=\"edge\">\n",
       "<title>29&#45;&gt;33</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1160.9254,-296.9465C1178.8669,-284.8301 1199.0026,-271.232 1216.7162,-259.2696\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1218.8687,-262.0393 1225.1972,-253.5422 1214.9511,-256.2382 1218.8687,-262.0393\"/>\n",
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       "<!-- 31 -->\n",
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       "<title>31</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.498039\" stroke=\"#000000\" points=\"1101.5,-149.5 995.5,-149.5 995.5,-96.5 1101.5,-96.5 1101.5,-149.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1048.5\" y=\"-134.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 7445.929</text>\n",
       "<text text-anchor=\"middle\" x=\"1048.5\" y=\"-119.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"1048.5\" y=\"-104.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 168.267</text>\n",
       "</g>\n",
       "<!-- 30&#45;&gt;31 -->\n",
       "<g id=\"edge31\" class=\"edge\">\n",
       "<title>30&#45;&gt;31</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1090.1989,-192.9465C1083.5666,-181.8215 1076.1897,-169.4473 1069.5067,-158.237\"/>\n",
       "<polygon fill=\"#000000\" stroke=\"#000000\" points=\"1072.4502,-156.3394 1064.3232,-149.5422 1066.4376,-159.9239 1072.4502,-156.3394\"/>\n",
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       "<!-- 32 -->\n",
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       "<title>32</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.227451\" stroke=\"#000000\" points=\"1225.5,-149.5 1119.5,-149.5 1119.5,-96.5 1225.5,-96.5 1225.5,-149.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-134.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1119.775</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-119.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 13</text>\n",
       "<text text-anchor=\"middle\" x=\"1172.5\" y=\"-104.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 110.385</text>\n",
       "</g>\n",
       "<!-- 30&#45;&gt;32 -->\n",
       "<g id=\"edge32\" class=\"edge\">\n",
       "<title>30&#45;&gt;32</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1130.8011,-192.9465C1137.4334,-181.8215 1144.8103,-169.4473 1151.4933,-158.237\"/>\n",
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       "<title>37</title>\n",
       "<polygon fill=\"#e58139\" stroke=\"#000000\" points=\"1411.5,-461.5 1305.5,-461.5 1305.5,-408.5 1411.5,-408.5 1411.5,-461.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-446.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1235.396</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-431.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"1358.5\" y=\"-416.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 275.733</text>\n",
       "</g>\n",
       "<!-- 36&#45;&gt;37 -->\n",
       "<g id=\"edge37\" class=\"edge\">\n",
       "<title>36&#45;&gt;37</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1358.5,-504.9465C1358.5,-494.2621 1358.5,-482.4254 1358.5,-471.5742\"/>\n",
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       "<title>38</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.788235\" stroke=\"#000000\" points=\"1535.5,-469 1429.5,-469 1429.5,-401 1535.5,-401 1535.5,-469\"/>\n",
       "<text text-anchor=\"middle\" x=\"1482.5\" y=\"-453.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">AGE &lt;= 53.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1482.5\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3376.763</text>\n",
       "<text text-anchor=\"middle\" x=\"1482.5\" y=\"-423.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 29</text>\n",
       "<text text-anchor=\"middle\" x=\"1482.5\" y=\"-408.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 230.172</text>\n",
       "</g>\n",
       "<!-- 36&#45;&gt;38 -->\n",
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       "<title>36&#45;&gt;38</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1399.1022,-504.9465C1410.2356,-495.6088 1422.4183,-485.3911 1433.9489,-475.7203\"/>\n",
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       "<title>39</title>\n",
       "<polygon fill=\"#e58139\" fill-opacity=\"0.705882\" stroke=\"#000000\" points=\"1473.5,-357.5 1367.5,-357.5 1367.5,-304.5 1473.5,-304.5 1473.5,-357.5\"/>\n",
       "<text text-anchor=\"middle\" x=\"1420.5\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2642.358</text>\n",
       "<text text-anchor=\"middle\" x=\"1420.5\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 18</text>\n",
       "<text text-anchor=\"middle\" x=\"1420.5\" y=\"-312.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 212.556</text>\n",
       "</g>\n",
       "<!-- 38&#45;&gt;39 -->\n",
       "<g id=\"edge39\" class=\"edge\">\n",
       "<title>38&#45;&gt;39</title>\n",
       "<path fill=\"none\" stroke=\"#000000\" d=\"M1462.1989,-400.9465C1455.5666,-389.8215 1448.1897,-377.4473 1441.5067,-366.237\"/>\n",
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       "<!-- 40 -->\n",
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       "<text text-anchor=\"middle\" x=\"1544.5\" y=\"-342.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3239.636</text>\n",
       "<text text-anchor=\"middle\" x=\"1544.5\" y=\"-327.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 11</text>\n",
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       "<title>38&#45;&gt;40</title>\n",
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       "</g>\n",
       "</svg>\n"
      ],
      "text/plain": [
       "<graphviz.files.Source at 0x7f7cc21695f8>"
      ]
     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "tree_graph = DecisionTreeRegressor(random_state = 1234, min_samples_leaf=8, min_samples_split = 26, max_depth = 4)\n",
    "tree_graph.fit(df_train_x, df_train_y)\n",
    "\n",
    "export_graphviz(tree_graph, out_file = 'tree_depth.dot',\n",
    "               feature_names = v_feature_names, impurity = True, filled = True)\n",
    "with open('tree_split.dot') as f:\n",
    "    dot_graph = f.read()\n",
    "display(graphviz.Source(dot_graph))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 89,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "DecisionTreeRegressor(criterion='mse', max_depth=4, max_features=None,\n",
       "           max_leaf_nodes=None, min_impurity_decrease=0.0,\n",
       "           min_impurity_split=None, min_samples_leaf=8,\n",
       "           min_samples_split=20, min_weight_fraction_leaf=0.0,\n",
       "           presort=False, random_state=1234, splitter='best')"
      ]
     },
     "execution_count": 89,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "tree_final = DecisionTreeRegressor(random_state = 1234, min_samples_leaf = 8, min_samples_split = 20, max_depth = 4)\n",
    "tree_final.fit(df_train_x, df_train_y)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 90,
   "metadata": {
    "scrolled": true
   },
   "outputs": [
    {
     "data": {
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       "<text text-anchor=\"middle\" x=\"744.5\" y=\"-438.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 6081.956</text>\n",
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       "<text text-anchor=\"middle\" x=\"170.5\" y=\"-126.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3136.032</text>\n",
       "<text text-anchor=\"middle\" x=\"170.5\" y=\"-111.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 74</text>\n",
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       "<text text-anchor=\"middle\" x=\"338.5\" y=\"-141.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">GLUCOSE &lt;= 82.5</text>\n",
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       "<text text-anchor=\"middle\" x=\"49.5\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 2190.94</text>\n",
       "<text text-anchor=\"middle\" x=\"49.5\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 20</text>\n",
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       "<path fill=\"none\" stroke=\"#000000\" d=\"M536.5,-88.9777C536.5,-80.7364 536.5,-71.887 536.5,-63.5153\"/>\n",
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       "<text text-anchor=\"middle\" x=\"657.5\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1268.61</text>\n",
       "<text text-anchor=\"middle\" x=\"657.5\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 10</text>\n",
       "<text text-anchor=\"middle\" x=\"657.5\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 117.3</text>\n",
       "</g>\n",
       "<!-- 10&#45;&gt;12 -->\n",
       "<g id=\"edge12\" class=\"edge\">\n",
       "<title>10&#45;&gt;12</title>\n",
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       "<text text-anchor=\"middle\" x=\"876.5\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">LTG &lt;= 5.118</text>\n",
       "<text text-anchor=\"middle\" x=\"876.5\" y=\"-230.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 5122.509</text>\n",
       "<text text-anchor=\"middle\" x=\"876.5\" y=\"-215.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 77</text>\n",
       "<text text-anchor=\"middle\" x=\"876.5\" y=\"-200.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 180.662</text>\n",
       "</g>\n",
       "<!-- 14&#45;&gt;15 -->\n",
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       "<title>14&#45;&gt;15</title>\n",
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       "<title>20</title>\n",
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       "<text text-anchor=\"middle\" x=\"1062.5\" y=\"-245.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">HDL &lt;= 37.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1062.5\" y=\"-230.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3113.163</text>\n",
       "<text text-anchor=\"middle\" x=\"1062.5\" y=\"-215.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 44</text>\n",
       "<text text-anchor=\"middle\" x=\"1062.5\" y=\"-200.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 245.705</text>\n",
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       "<title>14&#45;&gt;20</title>\n",
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       "<text text-anchor=\"middle\" x=\"814.5\" y=\"-141.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">BP &lt;= 111.835</text>\n",
       "<text text-anchor=\"middle\" x=\"814.5\" y=\"-126.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4780.472</text>\n",
       "<text text-anchor=\"middle\" x=\"814.5\" y=\"-111.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 58</text>\n",
       "<text text-anchor=\"middle\" x=\"814.5\" y=\"-96.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 165.897</text>\n",
       "</g>\n",
       "<!-- 15&#45;&gt;16 -->\n",
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       "<title>15&#45;&gt;16</title>\n",
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       "<text text-anchor=\"middle\" x=\"938.5\" y=\"-134.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3469.352</text>\n",
       "<text text-anchor=\"middle\" x=\"938.5\" y=\"-119.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 19</text>\n",
       "<text text-anchor=\"middle\" x=\"938.5\" y=\"-104.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 225.737</text>\n",
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       "<!-- 15&#45;&gt;19 -->\n",
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       "<title>15&#45;&gt;19</title>\n",
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       "<text text-anchor=\"middle\" x=\"796.5\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 4398.268</text>\n",
       "<text text-anchor=\"middle\" x=\"796.5\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 50</text>\n",
       "<text text-anchor=\"middle\" x=\"796.5\" y=\"-7.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 157.18</text>\n",
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       "<title>16&#45;&gt;17</title>\n",
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       "<text text-anchor=\"middle\" x=\"920.5\" y=\"-37.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3726.484</text>\n",
       "<text text-anchor=\"middle\" x=\"920.5\" y=\"-22.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 8</text>\n",
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       "<text text-anchor=\"middle\" x=\"1062.5\" y=\"-134.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 1235.396</text>\n",
       "<text text-anchor=\"middle\" x=\"1062.5\" y=\"-119.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">samples = 15</text>\n",
       "<text text-anchor=\"middle\" x=\"1062.5\" y=\"-104.3\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">value = 275.733</text>\n",
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       "<text text-anchor=\"middle\" x=\"1186.5\" y=\"-141.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">AGE &lt;= 53.5</text>\n",
       "<text text-anchor=\"middle\" x=\"1186.5\" y=\"-126.8\" font-family=\"Times,serif\" font-size=\"14.00\" fill=\"#000000\">mse = 3376.763</text>\n",
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      "text/plain": [
       "<graphviz.files.Source at 0x7f7cc20bb160>"
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     },
     "metadata": {},
     "output_type": "display_data"
    }
   ],
   "source": [
    "export_graphviz(tree_final, out_file = 'tree_final.dot', feature_names = v_feature_names, impurity = True, filled = True)\n",
    "\n",
    "with open('tree_final.dot') as f:\n",
    "    dot_graph = f.read()\n",
    "display(graphviz.Source(dot_graph))"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## 결론도출"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 91,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/html": [
       "<div>\n",
       "<style scoped>\n",
       "    .dataframe tbody tr th:only-of-type {\n",
       "        vertical-align: middle;\n",
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       "\n",
       "    .dataframe tbody tr th {\n",
       "        vertical-align: top;\n",
       "    }\n",
       "\n",
       "    .dataframe thead th {\n",
       "        text-align: right;\n",
       "    }\n",
       "</style>\n",
       "<table border=\"1\" class=\"dataframe\">\n",
       "  <thead>\n",
       "    <tr style=\"text-align: right;\">\n",
       "      <th></th>\n",
       "      <th>Feature</th>\n",
       "      <th>Importance</th>\n",
       "    </tr>\n",
       "  </thead>\n",
       "  <tbody>\n",
       "    <tr>\n",
       "      <th>2</th>\n",
       "      <td>BMI</td>\n",
       "      <td>0.525</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>8</th>\n",
       "      <td>LTG</td>\n",
       "      <td>0.217</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>9</th>\n",
       "      <td>GLUCOSE</td>\n",
       "      <td>0.120</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>6</th>\n",
       "      <td>HDL</td>\n",
       "      <td>0.056</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>3</th>\n",
       "      <td>BP</td>\n",
       "      <td>0.053</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>4</th>\n",
       "      <td>CHOLESTEROL</td>\n",
       "      <td>0.014</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>0</th>\n",
       "      <td>AGE</td>\n",
       "      <td>0.014</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>1</th>\n",
       "      <td>GENDER</td>\n",
       "      <td>0.000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>5</th>\n",
       "      <td>LDL</td>\n",
       "      <td>0.000</td>\n",
       "    </tr>\n",
       "    <tr>\n",
       "      <th>7</th>\n",
       "      <td>TCH</td>\n",
       "      <td>0.000</td>\n",
       "    </tr>\n",
       "  </tbody>\n",
       "</table>\n",
       "</div>"
      ],
      "text/plain": [
       "       Feature  Importance\n",
       "2          BMI       0.525\n",
       "8          LTG       0.217\n",
       "9      GLUCOSE       0.120\n",
       "6          HDL       0.056\n",
       "3           BP       0.053\n",
       "4  CHOLESTEROL       0.014\n",
       "0          AGE       0.014\n",
       "1       GENDER       0.000\n",
       "5          LDL       0.000\n",
       "7          TCH       0.000"
      ]
     },
     "execution_count": 91,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "df_importance = pd.DataFrame()\n",
    "df_importance['Feature'] = v_feature_names\n",
    "df_importance['Importance'] = tree_final.feature_importances_\n",
    "\n",
    "df_importance.sort_values('Importance', ascending = False, inplace = True)\n",
    "df_importance.round(3)\n",
    "\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 92,
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Text(0, 0.5, '변수')"
      ]
     },
     "execution_count": 92,
     "metadata": {},
     "output_type": "execute_result"
    },
    {
     "data": {
      "image/png": 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\n",
      "text/plain": [
       "<Figure size 432x288 with 1 Axes>"
      ]
     },
     "metadata": {
      "needs_background": "light"
     },
     "output_type": "display_data"
    }
   ],
   "source": [
    "df_importance.sort_values('Importance', ascending = True, inplace = True)\n",
    "coordinates = range(len(df_importance))\n",
    "plt.barh(y = coordinates, width = df_importance['Importance'])\n",
    "plt.yticks(coordinates, df_importance['Feature'])\n",
    "plt.xlabel('변수중요도')\n",
    "plt.ylabel('변수')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 93,
   "metadata": {},
   "outputs": [
    {
     "name": "stderr",
     "output_type": "stream",
     "text": [
      "/home/pirl/anaconda3/lib/python3.7/site-packages/sklearn/model_selection/_split.py:2053: FutureWarning: You should specify a value for 'cv' instead of relying on the default value. The default value will change from 3 to 5 in version 0.22.\n",
      "  warnings.warn(CV_WARNING, FutureWarning)\n"
     ]
    },
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "best estimator model: \n",
      " DecisionTreeRegressor(criterion='mse', max_depth=7, max_features='log2',\n",
      "           max_leaf_nodes=None, min_impurity_decrease=0.0,\n",
      "           min_impurity_split=None, min_samples_leaf=17,\n",
      "           min_samples_split=34, min_weight_fraction_leaf=0.0,\n",
      "           presort=False, random_state=None, splitter='best')\n",
      "\n",
      " nbest parameter : \n",
      " {'criterion': 'mse', 'max_depth': 7, 'max_features': 'log2', 'min_samples_leaf': 17, 'min_samples_split': 34}\n",
      "\n",
      " best score: \n",
      " 0.387\n"
     ]
    }
   ],
   "source": [
    "estimator = DecisionTreeRegressor()\n",
    "\n",
    "#구하고자 하는 parameter와 범위\n",
    "param_grid = {'criterion':['mse','friedman_mse','mae'], 'max_features':['auto','sqrt','log2'],\n",
    "             'max_depth':para_depth, 'min_samples_split':para_split,\n",
    "             'min_samples_leaf':para_leaf}\n",
    "\n",
    "#설명력이 높은 최적 parameter찾기\n",
    "grid_dt = GridSearchCV(estimator, param_grid, scoring = 'r2', n_jobs = -1)\n",
    "grid_dt.fit(df_train_x, df_train_y)\n",
    "\n",
    "print('best estimator model: \\n {}'.format(grid_dt.best_estimator_))\n",
    "print('\\n nbest parameter : \\n {}'.format(grid_dt.best_params_))\n",
    "print('\\n best score: \\n {}'.format(grid_dt.best_score_.round(3)))"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.7.3"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 2
}