Question

You are looking over your grades in a class

and want to calculate your average score per
lesson.
Your lesson scores are: 75, 85, 90, 90, 100,
75, 80, 100, 90.
What is the mean? Round to the nearest %.

Answer 1

An average test score is the sum of all the scores on an assessment divided by the number of test-takers.

Explanation:

I forget