The Following Data Were Analyzed Using One-Way Analysis of Variance

question 7

Multiple Choice

The following data were analyzed using one-way analysis of variance.
$$\begin{array} { c c c } \mathrm { A } & \mathrm { B } & \mathrm { C } \\\hline 34 & 27 & 19 \\26 & 23 & 31 \\31 & 29 & 22 \\28 & 21 & 22\end{array}$$ ` Which one of the following statements is correct?

• A) The purpose of the analysis is to determine whether the groups A, B, and C are independent.
• B) The purpose of the analysis is to test the hypothesis that the population means of the three groups are equal.
• C) The purpose of the analysis is to test the hypothesis that the population variances of the three groups are equal.
• D) The purpose of the analysis is to test the hypothesis that the sample means of the three groups are equal.

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