A distribution has a mean of 50 and a standard deviation of 10. Robin scored 35. What is her equivalent z-score?
A) -1.5
B) -15
C) -.67
D) -2

Name: A distribution has a mean of 50 and a standard deviation of 10. Robin scored 35. What is her equivalent z-score? A) -1.5 B) -15 C) -.67 D) -2
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Question

Quizplus · Accepted Answer

The z-score is calculated by subtracting the mean from the score and then dividing by the standard deviation: $z = \frac{(35 - 50)}{10} = -1.5$.

A Distribution Has a Mean of 50 and a Standard