. In an Analysis of Variance with three groups, the null hypothesis states: C A. μ1  μ2 and μ3 B. at least two of the groups differ C. μ1 = μ2 = μ3 D. all of the means differ

. In an Analysis of Variance with three groups, the null hypothesis states: C A. μ1  μ2 and μ3 B. at least two of the groups differ C. μ1 = μ2 = μ3 D. all of the means differ

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