In a distribution of 150 test scores, the mean grade was an 82 and the standard deviation

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In a distribution of 150 test scores, the mean grade was an 82 and the standard deviation was 8. If a student scored a 93, what would their equivalent Z score be?

a. 1.13

b. -1.38

c. 0.68

d. 1.38

Related Book For answer-question

Statistics for the Behavioral Sciences

ISBN: 978-1111830991

9th edition

Authors: Frederick J Gravetter, Larry B. Wallnau

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Posted Date: Jan 06, 2020 01:59 AM

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In a distribution of 150 test scores, the mean grade was an 82 and the standard deviation

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Statistics for the Behavioral Sciences

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