The fuel efficiencies for a sample of 27 compact, midsize, and large cars are entered into a statistical software package. Analysis of variance is used to investigate if there is a difference in the mean mileage of the three cars. What do you conclude? Use the .01 significance level.

Additional results are shownbelow.

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ANOVA Source of Variation Between Groups Within Groups df p-value 8.258752 0.001866 MS 136.4803 198.3064 334.7867 68.24014 8.262766 24 26 Total