A study compares three levels of Factor A and four levels of Factor B,with seven observations in each cell.What are the degrees of freedom for the F statistic that is used to test for the main effect of Factor B?
A)3 and 36
B)3 and 72
C)4 and 72
D)4 and 84

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The Answer of A study compares three levels of Factor A and four levels of Factor B,with seven observations in each cell.What are the degrees of freedom for the F statistic that is used to test for the main effect of Factor B?
A)3 and 36
B)3 and 72
C)4 and 72
D)4 and 84

A Study Compares Three Levels of Factor a and Four