Joe Teaches Three Classes Of The Same Subject Below Are The Test Scores From A R

Joe teaches three classes, of the same subject. Below are the test scores from a recent test. Test to see if there are any differences in the three classes. Show all your work including the ANOVA table, F test, graph, rejection region, comparison F value and conclusion. You can take the answers for the ANOVA table from Excel or calculate the data manually. Test at α = 5%.

 

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