You are testing the claim that the mean GPA of night students is greater than the mean GPA of day students.You sample 40 night students, and the sample mean GPA is 2.28 with a standard deviation of 0.44You sample 60 day students, and the sample mean GPA is 2.16 with a standard deviation of 0.43Calculate the test statistic, rounded to 2 decimal places
You are testing the claim that the mean GPA of night students is greater than the mean GPA of day students.You sample 40 night students, and the sample mean GPA is 2.28 with a standard deviation of 0.44You sample 60 day students, and the sample mean GPA is 2.16 with a standard deviation of 0.43Calculate the test statistic, rounded to 2 decimal places
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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You are testing the claim that the mean GPA of night students is greater than the mean GPA of day students.
You sample 40 night students, and the sample mean GPA is 2.28 with a standard deviation of 0.44
You sample 60 day students, and the sample mean GPA is 2.16 with a standard deviation of 0.43
Calculate the test statistic, rounded to 2 decimal places
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