9.41 Repeat your analysis. In part (a) of Exercise 9.39, you had to decide which variable was explanatory and which variable was response when you computed the proportions to be compared.

  1. (a) Did you use harassed online or harassed in person as the explanatory variable? Explain the reasons for your choice.

  2. (b) Repeat the analysis that you performed in Exercise 9.39 with the other choice for the explanatory variable.

  3. (c) Summarize what you have learned from comparing the results of using the different choices for analyzing these data.

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FIGURE 9.11 Computer output, Exercise 9.42.