A student scored 75 points on a test where the mean score was 81 and the standard deviation was 6. The student's z-score was
A) 13.50
B) 0.17
C) -0.17
D) -1.00

Name: A student scored 75 points on a test where the mean score was 81 and the standard deviation was 6. The student's z-score was A) 13.50 B) 0.17 C) -0.17 D) -1.00
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Question

Quizplus · Accepted Answer

The z-score is calculated by subtracting the mean from the student's score and then dividing by the standard deviation: (75 - 81) / 6 = -1.00.

A Student Scored 75 Points on a Test Where the Mean