Homework Answers
(a)
F = s12 / s22 = 102/16 = 6.38
Degree of freedom = n1 - 1, n2 - 1 = 9-1 , 7-1 = 8, 6
F0.025 = 5.60
Since the F > F0.025 , Reject H0
(b)
F = s12 / s22 = 102/16 = 6.38
Degree of freedom = n1 - 1, n2 - 1 = 9-1 , 7-1 = 8, 6
F0.05 = 4.15
Since the F > F0.05 , Reject H0
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