A private college in Ohio wishes to determine whether or not students living on campus have similar GPA’s to commuter students. They survey 120 resident students and find an average GPA of 2.82, with a sample standard deviation of .71. They also survey 90 commuter students and find an average GPA of 2.65, with a sample standard deviation of .58. Test the claim that resident students and commuter students have the same average GPA, against the alternative that these GPA’s differ, using a = .02.

MATLAB: An Introduction with Applications
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A private college in Ohio wishes to determine whether or not students living on campus have similar GPA’s to commuter students. They survey 120 resident students and find an average GPA of 2.82, with a sample standard deviation of .71. They also survey 90 commuter students and find an average GPA of 2.65, with a sample standard deviation of .58. Test the claim that resident students and commuter students have the same average GPA, against the alternative that these GPA’s differ, using a = .02.

 

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