A person's raw score is 7, the mean is 13, and the standard deviation is 3. What is the person's Z score?
A)-2
B)-1
C)1
D)2

Name: A person's raw score is 7, the mean is 13, and the standard deviation is 3. What is the person's Z score? A)-2 B)-1 C)1 D)2
Brand: Quizplus
Rating: 4.8 (38 reviews)

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 = 7, mu = 13, and sigma = 3. Therefore, the Z-score is (7 - 13) / 3 = -2.

A Person's Raw Score Is 7, the Mean Is 13