He received a score of 75 on a biology test for which the class mean was 70

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He received a score of 75 on a biology test for which the class mean was 70 with standard deviation 2.5. On which test did he do better relative to the rest of the class?

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Understanding Basic Statistics

ISBN: 9781305548893

7th Edition

Authors: Charles Henry Brase, Corrinne Pellillo Brase

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