The following ANOVA table, based on information obtained for three samples selected from three independent populations that are normally distributed with equal variances, has a few missing values.

a. Find the missing values and complete the ANOVA table.
b. Using α = .01, what is your conclusion for the test with the null hypothesis that the means of the three populations are all equal against the alternative hypothesis that the means of the three populations are not all equal?

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Source of Variation Degrees of Freedom Sum of Squares Mean Square 19.2813 Value of the Test Statistic Between Within Total 89.3677 12