6:011 Classroom < docs.google.com собі * Required Two economics professors decided 3 points to compare the variance of t

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6:011 Classroom < docs.google.com собі * Required Two economics professors decided 3 points to compare the variance of their grading procedures. They assume that the variance of the two groups are different (null hypothesis). To accomplish this, they each graded the same 30 exams, with the following results: (assume that a=0.01). Garden Fail to reject the null hypothesis and conclude the variances are the same. Reject the null hypothesis and conclude the variances are different Reject the null hypothesis and conclude the variances are the same Fail to reject the null hypothesis and conclude the variances are different. 1 point Ahmed is studying the correlation between Stock A and Stock B in 50 L