This is one of the following sixteen articles on Single-Factor ANOVA in Excel

All Excel Calculations For

One-Way ANOVA

Excel’s Single-Factor ANOVA tool works so well that there is no reason to perform the ANOVA calculations by hand except to understand how they work. The Excel Single-Factor ANOVA output is once again as follows:

(Click Image To See a Larger Version)

The steps to the calculation of the p Value are as follows:

Calculate SS_{Between_Groups} and SS_{Within_Groups} from the original data set.

Calculate MS_{Between_Groups} and MS_{Within_Groups} by MS = SS/df

Calculate the F Statistic by F = MS_{Between_Groups} / MS_{Within_Groups}

Calculate the p value by p Value = F.DIST.RT(F, df_Between, df_Within)

Original Data Set

(Click Image To See a Larger Version)

Calculating SS_{Between_Groups} from the Original Data Set

(Click Image To See a Larger Version)

Calculating SS_{Within_Groups} from the Original Data Set

(Click Image To See a Larger Version)

Calculating the Remaining Equations to the p Value

(Click Image To See a Larger Version)

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