Moodledocs has an excellent series of comprehensive grades articles. You may find them at the following URL:
Articles in this section
- How do I make the course available to students?
- How do I Extend Time For File Submissions or File Edits?
- How do I backup and/or restore a course in Moodle?
- How do I edit a course in Moodle?
- How do I transfer course information from an old course into a new course using the backup / restore functions in Moodle 2.0
- What are the issues with using the Moodle course Import function?
- I need help with the Gradebook
- Grade Value is not correct in my grader report.
- How do I add more weeks/topics to my course?
- How do I add individual teacher/student/non-editing teacher/observer to a course?