A box office analyst seeks to predict opening weekend box office gross for movies. Toward this? goal, the analyst plans to use online trailer views as a predictor. For each of the

66

?movies, the number of online trailer views from the release of the trailer through the Saturday before a movie opens and the opening weekend box office gross? (in millions of? dollars) are collected and stored in the accompanying table. Complete parts? (a) through? (e) below.

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Click the icon to view the data on online trailer views and opening weekend box office gross.

Trailer Views vs. Opening Weekend Gross Opening Weekend Opening Weekend Online Trailer Box Office Gross Online Trailer Box Office Gross Views (millions) ($millions) Views (millions) ($millions) 60.347 32.508 7.296 5.502 11.246 2.453 37.256 59.095 12.636 0.046 0.605 14.708 7.177 23.786 42.175 90. 130 81.900 106.513 4.989 4.690 35.606 62.526 6.630 33.377 19.624 18.050 0.942 3.705 7.288 13.378 2.258 1.513 5.697 7.496 11.327 18.470 47.534 36.480 8.966 12.202 10.372 19.516 15.177 4.357 29.539 14.729 13.714 30.436 5.291 4.168 31.231 53.003 58.228 143.129 52.612 46.607 9.046 10.277 16.235 13.003 13.465 7.608 6.884 3.776 13.616 4.721 11.698 18.223 1.428 7.546 2.827 3.471 3.603 2.224 23.075 13.602 6.739 8.094 12.606 40.011 7.408 2.912 0.826 1.385 9.339 1.861 27.536 20.130 31.438 101.747 7.273 3.404 0.627 4.924 3.323 1.207 0.806 10.342 4.267 10.951 10.352 15.462 3.790 8.344 52.808 50.153 7.597 11.614 3.410 4.599 12.912 13.501 28.761 15.330 7.067 5.106 6.463 9.805 5.020 1.985 15.245 12.340 7.739 22.800 61.386 39.772 16.795 13.689 82.257 172.421 7.643 2.080A box office analyst seeks to predict opening weekend box office gross for movies. Toward this goal, the analyst plans to use online trailer views as a predictor. For each of the 66 movies, the number of online trailer views from the release of the trailer through the Saturday before a movie opens and the opening weekend box office gross (in millions of dollars) are collected and stored in the accompanying table. Complete parts (a) through (e) below. Click the icon to view the data on online trailer views and opening weekend box office gross. a. Construct a scatter plot. Choose the correct graph below. O A. &B OC O D. 200 100 200- 100- Opening Gross ($mil) Trailer Views (mil) 0- O 100 200 Trailer Views (mil) Opening Gross ($mil) Trailer Views (mil) Opening Gross ($mil) 100 200 Trailer Views (mil) Opening Gross ($mil) b. Assuming a linear relationship, use the least-squares method to determine the regression coefficients bo and by. bo = - 1.01 by = 1.383 (Round the value of bo to two decimal places as needed. Round the value of b, to three decimal places as needed.) c. Interpret the meaning of the slope, by, in this problem. Select the correct choice below and fill in the answer box to complete your choice. (Round to three decimal places as needed. O A. The approximate online trailer views when the opening weekend box office gross is $0 is million. O B. For each increase of 1 million online trailer views, the predicted opening weekend box office gross is expected to increase by $ million. O C. The approximate predicted opening weekend box office gross when the number of online trailer views is 0 is $ million. O D. For each increase in opening weekend box office gross of $1 million, the number of online trailer views is expected to increase by million.SUMMARY OUTPUT Regression Statistics Multiple R 0.812082325 R Square 0.659477703 Adjusted R Square 0.654157042 Standard Error 19.5896399 Observations 66 ANOVA df SS MS F Significance F Regression 1 47564.99346 47564.9935 123.9465766 1.2968E-16 Residual 64 24560.25544 383.753991 Total 65 72125.2489 Coefficients Standard Error t Stat P-value Lower 95% Upper 95% Lower 95.0% Upper 95.0% Intercept -1.010947835 3.267039358 -0.3094385 0.757993198 -7.5376092 5.515713573 -7.5376092 5.515713573 Size (Square Feet) 1.383221951 0.124243765 11.1331297 1.29681E-16 1.1350165 1.631427405 1.1350165 1.631427405 bo -1.01 b1 1.383 -1.01+1.383 (X)