A Business Analytics professor wants to test whether the variance of midterm exam grades is the...

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A Business Analytics professor wants to test whether the variance of midterm exam grades is the same for Accountings majors and Marketing majors. She collects a sample of grades from 8 Accounting majors and 12 marketing majors, and those grades are shown below. If she wants to use Excel's F-test for Equality of Variances as an upper one-tail test, which group's scores should she use as Variable 1? Accounting Marketing 78 85 89 91 95 83 85 74 88 89 93 78 77 90 67 67 100 80 98 99 A Business Analytics professor wants to test whether the variance of midterm exam grades is the same for Accountings majors and Marketing majors. She collects a sample of grades from 8 Accounting majors and 12 marketing majors, and those grades are shown below. If she wants to use Excel's F-test for Equality of Variances as an upper one-tail test, which group's scores should she use as Variable 1? Accounting Marketing 78 85 89 91 95 83 85 74 88 89 93 78 77 90 67 67 100 80 98 99

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Given A sample of accounting majors midterm exam scores are as follows 78 85 89 91 95 83 85 74 An ex... View the full answer