Your sense of direction puts you at the 39th percentile,relative to a raw score distribution with a mean of 3.5 and a standard deviation of 1.What is your z-score?
A)-0.28
B)+0.28
C)+1.23
D)-1.23

Question

Quizplus · Accepted Answer

The z-score is calculated as (x - mu) / sigma, where x is the raw score, mu is the mean, and sigma is the standard deviation. In this case, x = 39th percentile, mu = 3.5, and sigma = 1. So, the z-score is (39 - 3.5) / 1 = 35.5 / 1 = 35.5. The correct answer is A.

Your Sense of Direction Puts You at the 39th Percentile,relative