11.28 Predicting movie revenue—simple linear regressions. Now let’s look at the response variable and its relationship with each explanatory variable.

  1. (a) Using numerical and graphical summaries, describe the distribution of the response variable, USRevenue.

  2. (b) This variable is not Normally distributed. Does this violate one of the key model assumptions? Explain.

  3. (c) Generate scatterplots of each explanatory variable and USRevenue. Do all these relationships look linear? Explain what you see