An educational researcher wishes to know if there is a difference in academic performance for college freshmen that live on campus and those that commute. Data was collected from 275 students. Can we conclude that freshman housing location and academic performance are related?
Location Average Below Average Above Average TotalOn campus 100 57 58 215Off campus 30 17 13 60Total 130 74 71 275
Find the degrees of freedom associated with the test statistic for this problem.
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