a)
R2 =SSR/SST =26.055/27.875 =0.935
R2a= | =1-(1-R2)*(n-1)/(n-k-1)= | 0.909 |
b)
Yes result of multiple regression analysis are preferable
as a function of television advertising (x1) and newspaper advertising (x2). The estimated The owner of...
Exercise 15.15 Self-Test) Algorithmic Save Sub Video The owner of Showtime Movie Theaters, Inc., used multiple regression analysis to predict gross revenue as a function of television advertising and newspaper advertising Weekly Gross Revenue ($1000s) Televison Advertising ($1000s) Newspaper Advertising ($1000s) The estimated regression equation was 86.3 +1.821,-0.5427 The computer solution provided SST - 27.875, SSR-26.75 a. Compute R (to 3 decimals), Compute Rd (to 3 decimals). b. When television advertising was the only Independent variable, R 0.881 and 0.861....
The owner of Showtime Movie Theaters, Inc., used multiple regression analysis to predict gross revenue (y) as a function of television advertising (1) and newspaper advertising (C2). Weekly Gross Revenue ($1000s) Televison Advertising ($1000s) Newspaper Advertising ($1000s) 2.5 The estimated regression equation was y = 85.5+ 2.0621 -0.37x2. The computer solution provided SST = 26, SSR = 24.356. a. Compute RP (to 3 decimals). Compute RX (to 3 decimals). b. When television advertising was the only independent variable, R2 =...
The owner of Showtime Movie Theaters, Inc., used multiple regression analysis to predict gross revenue (y) as a function of television advertising (11) and newspaper advertising (C2). Weekly Gross Revenue ($1000s) Televison Advertising ($1000s) Newspaper Advertising ($1000s) 2.5 The estimated regression equation was y = 85.5+ 2.06x1 -0.37x2. The computer solution provided SST = 26, SSR = 24.356. a. Compute R2 (to 3 decimals). 0.937 Compute R. (to 3 decimals). b. When television advertising was the only independent variable, RP...
The owner of Showtime Movie Theaters, Inc., used multiple regression analysis to predict gross revenue (y) as a function of television advertising (1) and newspaper advertising (22) Weekly Gross Revenue ($1000s) Televison Advertising ($1000s) Newspaper Advertising ($1000s) 1.5 البة بة جة The estimated regression equation was y = 88.4 +1.85&1 - 0.1722 The computer solution provided SST = 23.5, SSR = 22.035. a. Compute R2 (to 3 decimals). Compute R2 (to 3 decimals). Compute RX (to 3 decimals). b. When...
The owner of Showtime Movie Theaters, Inc., used multiple regression analysis to predict gross revenue (y) as a function of television advertising (1) and newspaper advertising (2). Weekly Gross Revenue ($1000s) Televison Advertising ($1000s) Newspaper Advertising ($1000s) 2.5 لما الما ا ل The estimated regression equation was y = 84.6 + 1.38001 - 1.29.02. The computer solution provided SST = 17.5, SSR = 16.412. a. Compute R (to 3 decimals). Compute R (to 3 decimals). = 0.475. Are the multiple...
The owner of Showtime Movie Theaters, Inc., used multiple regression analysis to predict gross revenue y) as a function of television advertising (1) and newspaper advertising (2) Weekly Gross Televison Newspaper Advertising (S1000s) Advertising (S1000s) Revenue ($1000s) 96 5 2.5 91 2 3 95 2.5 93 3.5 2.5 95 4 4.3 95 4.5 2.3 94 3.5 4.2 94 4 3.5 86.3+1.611 0.48a The estimated regression equation was =16.875, SSR 16.01 The computer solution provided SST a. Compute R (to 3...
The owner of Showtime Movie Theaters, Inc., used multiple regression analysis to predict gross revenue (y) as a function of television advertising (x 1) and newspaper advertising (x 2). The estimated regression equation was Weekly Gross Revenue ($1000s) Televison Advertising ($1000s) Newspaper Advertising ($1000s) 96 5 1.5 90 2 2 95 5 1.5 93 3.5 3.5 96 4 4.3 95 4.5 2.3 95 3.5 5.2 95 4 3.5 ŷ = 84.3 + 2.02 x 1 + 0.7 x 2 The...
The following data describes weekly gross revenue, television advertising, and newspaper advertising for Showtime Movie Theaters. Weekly Gross Revenue ($1000s) Televison Advertising ($1000s) Newspaper Advertising ($1000s) a. Find an estimated regression equation relating weekly gross revenue to television advertising expenditures and newspaper advertising expenditures (to 2 decimals). Revenue = X TV Adv + NewsAdv
eBook Video 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 (C2). Weekly Gross Revenue ($1000) Televison Advertising ($1000s) Newspaper Advertising ($1000s) 1.5 na 3.5 in w in N w The estimated regression equation was y = 82.4+ 2x1 - 1.722. The computer solution provided SST = 31.875, SSR = 30.61 . a. Compute R (to 3 decimals). 0.960 Compute R (to 3...
The following data describes weekly gross revenue, television advertising, and newspaper advertising for Showtime Movie Theaters. Weekly Gross Televison Newspaper Advertising Advertising Revenue ($1000s) ($1000s) ($1000s) 1.5 2 1.5 2.5 3.3 2.3 90 2 4 2.5 92 95 94 94 94 3.5 2.5 2.5 a. Find an estimated regression equation relating weekly gross revenue to television advertising expenditures and newspaper advertising expenditures (to 2 decimals) Revenue = 83.78 1.78 TVAdv + | 1.47 NewsAdv