Mathematics, 02.06.2021 20:40 csterner101

Jorge earned a 75% on his History test where the class mean was 70% with a standard deviation of 5.2. He also earned a 82% on Math test where the class average is 84% with a standard deviation of 2.7.
Find the Z-scores for each of Jorge's tests. In which class did he do better relative to his peers? How do you know?

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Jorge earned a 75% on his History test where the class mean was 70% with a standard deviation of 5.2...

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