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A normal distribution of MA-321 test scores has a mean of 81.7 and a standard deviation...

A normal distribution of MA-321 test scores has a mean of 81.7 and a standard deviation of 5.8 Answer the following: a) What percentage of the test scores are below 90? b) What percentage of the test scores are above 75? c) What percentage of students have test scores between 80 and 93? d) What test score is at the 95th percentile?

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