When testing for the difference between two population variances with sample sizes of n1 = 10 and n2 = 12, what is (are) the number (s) of degrees of freedom? Select one or more: a. 10 and 12 b. 20 c. 9 and 11 d. 22
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When testing for the difference between two population variances, the degrees of freedom are calculated as the sample sizes minus 1. Show more…
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