Multiple Choice
A teacher records the test scores for the 30 students in her class. The standard deviation of the scores was 10. Corresponding to each score, she calculates a z-score. Hugh's test score was one and A half standard deviations below the mean. What would his z-score have been?
A) 15
B) -15
C) 1.5
D) -1.5
Correct Answer:
Verified
Correct Answer:
Verified
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