Martin scored 40 points on a quiz the average score for his class was 39 with a
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Martin scored 40 points on a quiz the average score for his class was 39 with a standard deviation of 24 his brother Jeff who is in the same grade but a similar different class had the same quiz where the average score was 26 with a standard deviation of 1.9 jeff scored 29 calculate their z scores relatively speaking, who did better?
Related Book For
Essentials of Statistics for the Behavioral Sciences
ISBN: 978-1285056340
8th Edition
Authors: Frederick J Gravetter, Larry B. Wallnau
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