Multiple Choice
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
Correct Answer:

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Correct Answer:
Verified
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