The numerator and denominator degrees of freedom for the F-test in a one-way ANOVA are,respectively,
A) (n - k)and (k - 1)
B) (k - 1)and (n - k)
C) (k - n)and (n - 1)
D) (n -1)and (k - n)

Question

Quizplus · Accepted Answer

In a one-way ANOVA, the numerator degrees of freedom is the number of groups minus 1 (k-1) and the denominator degrees of freedom is the total number of observations minus the number of groups (n-k). Therefore, the correct answer is (k F1F1F1S1F1F1F10 1) and (n F1F1F1S1F1F1F10 k).

The Numerator and Denominator Degrees of Freedom for the F-Test