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Hypothesis test for difference between two population mean.

You are interested in seeing whether UCLA non-sociology majors study fewer hours per day than sociology majors at UCLA. You at random choose 55 non-sociology majors and find that on average, they study 3 hours per day. You know that all sociology majors study 2.5 hours per day with a standard deviation of 1. Use an alpha=.01 to perform the appropriate hypothesis test.

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Category:- Statistics and Probability
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