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Mathematics, 02.07.2019 16:50 stephaniem0216

Astudents received a score of 50 on his history test. the test had a mean of 69 and a standard deviation of 10. find the z score and assess whether his score is considered unusual.

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Astudents received a score of 50 on his history test. the test had a mean of 69 and a standard devia...

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