Sample Size Needed For Anova
Sample Size Needed For Anova. But that's not true when the sample sizes are very different. If you assume equal variances, you only need the estimate from one .

Anova is considered robust to moderate departures from this assumption.
However, to use anova you need the check the normal distribution for each group, so the higher size of your groups sizes, the more opportunity . However, to use anova you need the check the normal distribution for each group, so the higher size of your groups sizes, the more opportunity . On the other hand, if you want to perform a standard one way anova, enter the values as shown:. But that's not true when the sample sizes are very different.
