In the Gradebook setup, Click Edit beside the main course category.

Click on the "Aggregation" dropdown.
For an explanation of the available aggregation types, click the 'Help' button next to the Aggregation column heading. Weighted mean of grades and Simple weighted mean of grades are the two most commonly used methods of aggregating marks for a course. 

Mean of grades
Weighted mean of grades
Simple weighted mean of grades
Mean of grades (with extra credits)
Median of grades
Lowest grade
Highest grade
Mode of grades
Natural

If using Simple weighted mean of grades or Sum of Grades, then in the Max grade column enter the maximum mark each category can earn. Make sure the Course total is a figure you can work with.

If using Weighted mean of grades, then in the Weight column enter each category's weighting in relation to the final course grade. Note: 30.00 = 30%. Make sure the weightings add up to 100%.

Category name
Aggregation
Mean of grades
Weighted mean of grades
Simple weighted mean of grades
Mean of grades (with extra credits)
Median of grades
Lowest grade
Highest grade
Mode of grades
Natural
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In the Gradebook setup, Click Edit settings beside a course category.

Click on the Aggregation dropdown. Select the aggregation type appropriate to that category. For an explanation of the available aggregation types, click the Help button beside to the Aggregation dropdown.


Complete the fields in the Weight or Max. grade columns, within each category, as you did for course totals in steps 2 or 3.

When you have assigned all the weightings, click Save changes.


Assign grade item/category weightings