One-way analysis of variance is being used to test the equality of five population means using a sample of size 8 from each of the five populations.How many degrees of freedom are associated with the between groups sum of squares (SSB)?
A)5
B)35
C)24
D)4

Question

Quizplus · Accepted Answer

The degrees of freedom associated with the between groups sum of squares (SSB) in an ANOVA test is calculated as the number of groups minus one. Here, with five populations (groups), the degrees of freedom would be 5 - 1 = 4.

One-Way Analysis of Variance Is Being Used to Test the Equality