A test is administered annually. The test has a mean score of 150 and a standard deviation of 20. If Chioma’s z-score is 1.50, what was her score on the test?

2.

Question 2

A test is administered annually. The test has a mean score of 150 and a standard deviation of 20. If Chioma’s z-score is 1.50, what was her score on the test?