SCENARIO 17-4 The Regression Tree Below Was Obtained for Predicting the Weekend

question 48

Short Answer

SCENARIO 17-4
The regression tree below was obtained for predicting the weekend box office revenue of a newly released movie (in thousands of dollars)based on data collected in different cities on the expenditure (at $25,$30,$35,$40,$45,$50,$55,$60,$65 or $70 thousand)spent on TV advertising and the number of times (10,15,20,25,30 or 35)a day the advertisement appear on TV.

-Referring to Scenario 17-4,what percentage of the variation in weekend box office revenue can be explained by the amount spent on TV advertising and the number of times a day the advertisement appear on TV?

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Definitions:

Dielectric

A non-conducting material that can be polarized by an external electric field, commonly used as an insulating material between conducting surfaces.

Metal Conductors

Materials that allow the flow of electrical current due to their free electron movement.

Insulating Material

Materials that hinder the flow of electric current, used to protect against electrical shocks and to contain electrical wiring.

Surface Area

The amount of surface of an object, generally expressed in square inches, square feet, etc.