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1) The structure of a two factor study can be presented as a matrix with levels of one factor determining the rows and the levels of the second factor determining the columns. With this structure in mind, describe the mean differences that are evaluated by each of the three hypothesis tests that make up a two factor ANOVA.
2) what additional information is obtained by using a two factor design instead of two separate single factor designs ( one for each factor)
From a practical point of view, what is the difference between the frequency distribution and relative frequency distribution? Why is a cumulative relative frequency distribution so much more informative that just the relative frequency distributi..
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Using Analysis of Variance (ANOVA) test at 5% level if there are important differences in mean sales calls made across the three branches.
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While dealing with 16 students, suppose that the alternative hypothesis has been one-sided and that it was set as Ha :
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