Question

In an experiment, you measure the popularity of two brands of soft drinks (factor A), and for each brand you test males and females (factor B). The following table shows the
(a) Describe the graph of the interaction when factor A is on the axis.
(b) Does there appear to be an interaction effect? Why?
(c) What are the main effect means and thus the main effect of changing brands?
(d) What are the main effect means and thus the main effect of changing gender?
(e) Why will a significant interaction prohibit you from making conclusions based on the main effects?


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  • CreatedSeptember 22, 2015
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