What Is the Research Hypothesis When Using ANOVA Procedures?
A) $\mu_{1}=\mu_{2}$

Multiple Choice

What is the research hypothesis when using ANOVA procedures?

A) $\mu_{1}=\mu_{2}$
B) $\mu 1=\mu \alpha=\mu \nu \ldots=\mu n$
C) At least one of the group means is significantly different from the others.
D) All of the group means are significantly different from all other group means.