As of September,, the filmSuicide Squadhad an average rating ofout ofbased onviewer ratings (Rotten Tomatoeswebsite). How are the viewer ratings ofSuicide Squadrelated to the viewer age and the viewer ratings ofThe Secret Life of Pets? The fileRottenTomatoescontains a sample of data containing viewer ages and their ratings ofSuicide SquadandThe Secret Life of Pets.

Click on the datafile logo to reference the data.

a.Select a scatter diagram for these data with the viewers' ages as the independent variable and their rating ofSuicide Squadas the dependent variable.

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- Select your answer -1234Item 1

Does a simple linear regression model appear to be appropriate? - Select your answer -NoYesItem 2

b.Use the data provided to develop the regression equation for estimating the viewer ratings ofSuicide Squadthat is suggested by the scatter diagram in part (a) (todecimals).

c.Include the viewer rating ofThe Secret Life of Petsas an independent variable in the regression model developed in part (b). Interpret the regression coefficient for the viewer rating ofThe Secret Life of Pets(todecimals). Enter negative values as negative numbers.

Holding the viewer's age constant, a one point increase in the viewer's rating of The Secret Life of Pets coincides with an estimated SelectincreasedecreaseItem 10 of points in the viewer's rating of Suicide Squad.

d.Is the regression equation developed in part (b) or the regression equation developed in part (c) superior? Use the equation that explains more variation. - Select your answer -part (c)part (b)Item 12

e.Suppose a-year-old viewer gaveThe Secret Life of Petsa rating of. Use the model you selected in part (d) to predict that viewer's rating ofSuicide Squad(todecimals).