For this test you need a course with 3 users - at least 2 need to be teachers (or admin). Go to Course Admin > Grades > Scales > Add a nwe scale Add a scale named 'Cool', with the scale of 'Very Cool, Cool, Not Cool, Ooooh!' Add a forum to the course use default settings except for ratings. Set the aggregate type of 'Average of Ratings' and 'Scale' as 'Cool' As user 1 (the student) post a forum post As teacher 1 rate that forum post as 'Very Cool' As teacher 2 rate that forum post as 'Very Cool' As teacher 2 re-rate that forum post as 'Ooooh!' Click on the rating aggregate need to the rating. The resulting page should say that teacher1 has rated as: 'Very Cool' and teacher2 as 'Oooh!' Create a separate forum set up the same but with the rating scale set to 5. Again, have the student post then the teachers/admin rate. Check that the rating report page correctly reports the ratings submitted by the two teachers.