Question: Question 9 Michael is interested in seeing if the number of hours college students sleep per week differs from the number of hours of sleep

Question 9 Michael is interested in seeing if the number of hours college students sleep per week differs from the number of hours of sleep high school students get per week. He sampled 15 high students and found their mean to be 45 hours with a standard deviation of 3 hours. He also sampled 10 college students and found their mean to be 43 with a standard deviation of 4 hours. What is the degree of freedom of Michael's test? What is your conclusion regarding Michael's test? (Use a = 0.05) (T-table critical value: 2.069)

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