An experiment has a single factor with five groups and five values in each group. In determining the among-group variation, there are 4 degrees of freedom. In determining the within-group variation, there are 20 degrees of freedom. In determining the total variation, there are 24 degrees of freedom. a. If SSA = 140 and SST = 280, what is SSW? b. What is MSA? c. What is MSW? d. What is the value of FSTAT?

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