After Calculating the Between-Group Sum of Squares and the Within-Group

Multiple Choice

After calculating the between-group sum of squares and the within-group sum of squares,the next step is to calculate the mean square between and the mean square within.This is achieved by

A) calculating the average group mean.
B) multiplying the between-group sum of squares and the within-group sum of squares.
C) adding the between-group sum of squares and the within-group sum of squares.
D) dividing each sum of squares by its respective degrees of freedom.