The owner of Showtime Movie Theaters, Inc., used multiple regression analysis to predict gross revenue (y) as a function of television advertising (21) and newspaper advertising (Z2). Values of y, Z1, and 2 are expressed in thousands of dollars. Weekly Gross Television Newspaper Revenue Advertising Advertising ($1000s) ($1000s) ($1000s) 96 5.0 1.5 90 2.0 2.0 95 4.0 1.5 92 2.5 2.5 95 3.0 3.3 94 3.5 2.3 94 2.5 4.2 94 3.0 2.5 The estimated regression equation was ý = 83.23 + 2.291 + 1.30x2 a. What is the gross revenue expected for a week where $3,500 is spent on television (z1 = 3.5) and $1,800 is spent on nevispaper advertising ( = 1.8) (to 3 decimals)? %3! %3! thousand b. Provide a 95% prediction interval for next week's revenue, assuming that the advertising expenditures will be allocated as in part (a) (to 2 decimals). (s thousand, s thousand)
The owner of Showtime Movie Theaters, Inc., used multiple regression analysis to predict gross revenue (y) as a function of television advertising (21) and newspaper advertising (Z2). Values of y, Z1, and 2 are expressed in thousands of dollars. Weekly Gross Television Newspaper Revenue Advertising Advertising ($1000s) ($1000s) ($1000s) 96 5.0 1.5 90 2.0 2.0 95 4.0 1.5 92 2.5 2.5 95 3.0 3.3 94 3.5 2.3 94 2.5 4.2 94 3.0 2.5 The estimated regression equation was ý = 83.23 + 2.291 + 1.30x2 a. What is the gross revenue expected for a week where $3,500 is spent on television (z1 = 3.5) and $1,800 is spent on nevispaper advertising ( = 1.8) (to 3 decimals)? %3! %3! thousand b. Provide a 95% prediction interval for next week's revenue, assuming that the advertising expenditures will be allocated as in part (a) (to 2 decimals). (s thousand, s thousand)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 4SGR
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