In a one-way ANOVA for a completely randomized design,all other things being held constant,as the sample treatment group means get closer to each other the probability of rejecting the null hypothesis
A)decreases.
B)increases.
C)stays the same.
D)Cannot be determined.

Question

Quizplus · Accepted Answer

As the sample treatment group means get closer to each other, the variability within treatment groups decreases, and the variability between treatment groups decreases as well. This results in a smaller F-statistic, which in turn leads to a higher probability of failing to reject the null hypothesis. So, the correct answer is A.

In a One-Way ANOVA for a Completely Randomized Design,all Other