From 9afbe5cc64b6d6064bc88171fdae2c0c13ed2e17 Mon Sep 17 00:00:00 2001
From: Jaeseok Kang <123261952+ziesski@users.noreply.github.com>
Date: Tue, 7 Nov 2023 13:26:19 -0500
Subject: [PATCH] [Documentation:InstructorUI] add drop lowest description
 (#560)

add description for drop lowest gradeable.
In future we need to add support from GUI to drop lowest
Closes Submitty/Submitty/issues/9878
---
 .../rainbow_grades/manual_setup.md            | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/_docs/instructor/course_settings/rainbow_grades/manual_setup.md b/_docs/instructor/course_settings/rainbow_grades/manual_setup.md
index 331b6aec..2e1a0c67 100644
--- a/_docs/instructor/course_settings/rainbow_grades/manual_setup.md
+++ b/_docs/instructor/course_settings/rainbow_grades/manual_setup.md
@@ -179,3 +179,24 @@ redirect_from:
 
 [SAMPLE_Makefile]: https://github.com/Submitty/RainbowGrades/blob/main/SAMPLE_Makefile
 [SAMPLE_customization.json]: https://github.com/Submitty/RainbowGrades/blob/main/SAMPLE_customization.json
+
+[Drop lowest function]
+Although it is not yet implemented in web-GUI, RainbowGrades support drop lowest grade.
+Directly edit the customization.json file
+Here is a example usage, removing one lowest gradeable from given type
+``` 
+{
+   “count”: 8,
+   “percent”: 0.12,
+   “type”: “quiz”,
+   “remove_lowest”: 1,
+   “ids”: [
+      {
+      “max”: 10.0,
+      “id”: “quiz01",
+      “percent”: 0.125,
+      “released”: true
+      },
+...
+
+