It is desirable, but not necessary, that sample sizes be equal in a one-factor ANOVA.

Name: It is desirable, but not necessary, that sample sizes be equal in a one-factor ANOVA.
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Quizplus · Accepted Answer

While having equal sample sizes can make interpretation and analysis of the results simpler, it is not necessary for conducting a one-factor ANOVA. The F-test used in ANOVA can still be performed even if sample sizes are unequal.

It Is Desirable, but Not Necessary, That Sample Sizes Be