A distribution has a mean of 36 and a standard deviation of 2.5. Jeremy scored 32. What is his z-score?
A) -.63
B) 63
C) -1.6
D) 1.6

Name: A distribution has a mean of 36 and a standard deviation of 2.5. Jeremy scored 32. What is his z-score? A) -.63 B) 63 C) -1.6 D) 1.6
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Question

Quizplus · Accepted Answer

We use the formula:

z = (x - μ) / σ

where:
x = Jeremy's score = 32
μ = mean = 36
σ = standard deviation = 2.5

Substituting the values, we get:

z = (32 - 36) / 2.5
z = -1.6

Therefore, Jeremy's z-score is -1.6, which is option C.

A Distribution Has a Mean of 36 and a Standard