The mean square is:
A)calculated by dividing the sum of squares within groups by the degrees of freedom within groups.
B)calculated by dividing the sum of squares between groups by the degrees of freedom between groups.
C)a method for assessing variation in conjunction with the sums of squares measures.
D)all of the above

Question

Quizplus · Accepted Answer

The mean square is a statistical measure used in variance analysis, calculated for both within-group and between-group variations. It assesses variation by dividing the sum of squares (either within groups or between groups) by the respective degrees of freedom, making all of the provided statements correct.

The Mean Square Is