A middle manager at an entertainment company, upon seeing the analysis of Exercise 3, concludes that the longer you make a movie, the less money it will make. He argues that his company’s films should all be cut by 30 minutes to improve their gross. Explain the flaw in his interpretation of this model.
Answer to relevant QuestionsFor the movies examined in Exercise 4, here is a scatterplot of USGross vs. Budget: What (if anything) does this scatterplot tell us about the following Assumptions and Conditions for the regression? a) Linearity ...For the same regression as in Exercise 9, the Cook’s Distances look like this: The outlier, once again, is John Carter, whose budget was more than $200M more than its gross revenue in the U.S. Setting this movie aside and ...Manufacturers of frozen foods of-ten reformulate their products to maintain and increase customer satisfaction and sales. So they pay particular attention to evaluations of their products in comparison to their ...Here’s a plot of the Studentized residuals from the regression model of Exercise 18 plotted against ArterialMPH. The plot is colored according to City Size (Small, Medium, Large, and Very Large), and regression lines are ...The model in Exercise 30 is missing one predictor that we might have expected to see. Engine Displacement is highly correlated 1r = 0.7832 with MSRP, but that variable has not entered the model (and, indeed, would have a ...
Post your question