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You are testing the claim that the mean GPA of night students is different than the mean GPA of day students. You sample 30 night
You are testing the claim that the mean GPA of night students is different than the mean GPA of day students. You sample 30 night students, and the sample mean GPA is 2.99 with a standard deviation of 0.92 You sample 60 day students, and the sample mean GPA is 3.2 with a standard deviation of 0.38 Calculate the test statistic, rounded to 2 decimal places
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Numerical Analysis And Optimization NAO-III, Muscat, Oman, January 2014
Authors: Mehiddin Al Baali, Lucio Grandinetti, Anton Purnama
1st Edition
3319176897, 9783319176895
