Question
You are testing the claim that the mean GPA of night students is greater than the mean GPA of day students. You sample 55 night
You are testing the claim that the mean GPA of night students is greater than the mean GPA of day students. You sample 55 night students, and the sample mean GPA is 2.75 with a standard deviation of 0.56 You sample 20 day students, and the sample mean GPA is 2.97 with a standard deviation of 0.78 Calculate the test statistic, rounded to 2 decimal places
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Calculus Single Variable
Authors: Deborah Hughes Hallett, Andrew M Gleason, William G McCallum
8th Edition
1119783836, 9781119783831
