ANOVA based on a jittered scatterplot
Move the points in each group up and down and see what happens to the values in the ANOVA table.
Click on the check boxes to show the means for each group and the grand mean, and also to show the distances between various points.
See what happens when the means are close together, and the points in each group are tightly bunched.
See what happens when the means are close together, and the points in each group are widely spread.
See what happens when the means are far apart, and the points in each group are tightly bunched.
See what happens when the means are far apart, and the points in each group are widely spread.