Question

Four students took a national standardized test for which the mean was 500 and the standard deviation was 100. If a student’s z-value was 1.75 on the test, what was the student’s score?

Answer 1

A, 675

Explanation:

Answer 2

z = (x - 500) / 100

1.75 = (x - 500) / 100

175 = x - 500

675 = x