The question is, how much greater than one does the F - ration have to be for us to reject the null hypothesis. The denominator of the F - ratio is called the error term . It is the variability in observations that is due to change. N is the total number of scores. It is equal to kn .
G is the grand total of all scores.
It is equal to S T . There is a corresponding degrees of freedom for each SS . If you reject H 0 you know that at least one treatment mean is different. The value of q is found in table B5 of the textbook appendix 2. Scheffe Test .