Grades and gradebook settings
The gradebook is one of the most important constructs of any virtual-learning environment. If it's formal, any form of assessment (formative, interim, or summative) is supported and Moodle is no exception. A gradebook is a container that holds grades for all the learners in Moodle. The flexibility and customizability of the Moodle gradebook results in a very high degree of complexity. As a consequence, there are a huge number of administrator settings at your disposal that affect the way teachers, trainers, and assessors use grades throughout the system.
The majority of settings are tightly linked to the gradebook and the related reports are dealt with by teachers at course level. A site-wide agreement on default values and global settings for grades should be in place for your organization.
Additionally, the inline help for each setting is very comprehensive, as is the accompanying area in the Moodle Docs at https://docs.moodle.org/en/Grader_report, which contains...