Question

The test scores for a class are shown.what is the average test score 79,80,92,92,81,100,88,98,71,100,91,90,

Answer 1

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

so

The sum is equal to

The number of test-takers is n=12

The average score is equal to

1062/12=88.5