home study time (in hours) college freshmen each week is a normal variable with a mean of 23.2 h. and a standard deviation of 4.8 h. If 38 freshmen are randomly selected, find the probability that the average weekly study time exceeds 24.3h.

A First Course in Probability (10th Edition)
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ISBN:9780134753119
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Chapter1: Combinatorial Analysis
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A home study time (in hours) college freshmen each week is a normal variable with a mean of 23.2 h. and a standard deviation of 4.8 h. If 38 freshmen are randomly selected, find the probability that the average weekly study time exceeds 24.3h.

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