SSTot$=($x scores$-$overall avg$)^2$

SSG$1=($#scores per cell$)($#cols.$)($row x$-$overall avg$)^2$

SSG$2=($#scores per cell$)($#rows$)($col$.$ x$-$overall avg$)^2$

SSG$1$G$2=($#scores in cell$)($cell x$-$row x$-$col x$+$ overall avg$)^2$

SSerror$=($x scores $-$cell x$)^2$

G$1$df$=$#rows $-1$

G$2$df$=$#cols$-1$

G$1$G$2$df$=($#rows $-1)($#cols$-1)$

Errordf$=($#rows$)($#cols$)(($#scores in cell $-1)$

FG$1=($SSG$1/$G$1$df$)/($SSerror$/$Errordf$)$

FG$2=($SSG$2/$G$2$df$)/($SSerror$/$Errordf$)$

FG$1$G$2=($SSG$1$G$2/$G$1$G$2$df$)/($SSerror$/$Errordf$)$

In table G$1$df$,$ G$2$df$,$ G$1$G$2$df are the numerator values

Errordf in the denominator value

Look at Appendix II page A$26$ for the F Distribution