To remove the grade plan group from the course, you'll navigate to:
  1. Core > School > Departments & Courses
  2. Edit the appropriate course
  3. Grading
  4. Remove the grade plan group
  5. Save & Close
If you cannot remove the grade plan group, this means that grades or historical grades are tied to this course from this grade plan group. You will need to remove the grades in order to remove the grade plan group.