Below are the cell means of three experiments. For each experiment, compute the main effect means and decide whether there appears to be an effect of A, B, and/or A X B.
Answer to relevant QuestionsIn question 11, if you label the X axis with factor A and graph the cell means, what pattern will we see for each interaction? In question 11 A study compared the performance of males and females tested by either a male or a (a) Using a = .05, perform an ANOVA and complete the summary table. (b) Compute the main effect means and interaction means. (c) Perform the ...(a) How do you recognize a design that requires a one-way ANOVA? (b) What must be true about the dependent variable? (c) Which versions of ANOVA are available? One more time, using a factorial design, we study the effect of changing the dose for one, two, three, or four smart pills and test participants who are 10-, 15-, and 20-years old. We test ten participants in each cell. (a) ...We compare the attitude scores of people tested in the morning to their scores when tested in the afternoon. We obtain the following interval data but it does not have homogeneous variance. With a = .05, is there a ...
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