Use Software to Conduct the Analysis of Variance Test Do the Data Indicate That There Is a Difference in a Significance

question 16

Multiple Choice

Use software to conduct the analysis of variance test. Use a significance level of 0.05 to test the null hypothesis.
-Random samples of four different models of cars were selected and the gas mileage of each car was measured. The results are shown below. $\begin{array}{cccc} \underline{\text { Model A}}& \underline{\text { Model B}}& \underline{\text { Model C}}& \underline{\text { Model D }}\\ 21 & 28 & 30 & 25 \\25 & 26 & 28 & 26 \\24 & 29 & 32 & 25 \\26 & 30 & 27 & 28\end{array}$
Do the data indicate that there is a difference in mean mileage for the different car models?

• A)Yes
• B)No

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