In a one-way ANOVA, which of the following statements is true?
A) The sample sizes must be equal.
B) The mean squares for treatments (MST) will be larger than the mean squares for error (MSE) if the null hypothesis is rejected.
C) The population means are all equal.
D) All of these.
E) None of these.

Question

Quizplus · Accepted Answer

The mean squares for treatments (MST) being larger than the mean squares for error (MSE) indicates that there is a significant difference between the group means, leading to the rejection of the null hypothesis in a one-way ANOVA. This does not require equal sample sizes or assume that population means are equal; it tests whether they are.

In a One-Way ANOVA, Which of the Following Statements Is