An experiment has a single factor with three groups and five values in each group. In determining the among-group variation, there are 2 degrees of freedom. In determining the within-group variation, there are 12 degrees of freedom. In determining the total variation, there are 14 degrees of freedom. a. If $S S A=36$ and $S S T=108$, what is SSW? b. What is MSA? c. What is MSW? d. What is the value of $F_{\text {STAT }}$ ? SP.VS.872