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. 0 . [Lib '.=_J i . Ii 5 inewconnectmheducationcom Cl l E ii 31 | Wk 5 - Practice: Wk 5 Exercises [due Sat] 0 SIM Help Save I. Exit Submit Check my work mode : This shows what is correct or incorrect for the work you have completed so far. It does not indicate completion. Refrigerator prices are affected by characteristics such as whether or not the refrigerator is on sale, whether or not it is listed as a Sub- Zero brand, the number oidoors (one door or two doors], and the placement of the freezer compartment (top, side, or bottom]. The table below shows the regression output from a regression model using the natural log of price as the dependent variable. The model 2 was developed by the Bureau of Labor Statistics. palms Variable Coefficient Standard Error t Statistic Intercept 5. 4580 0 . 12454 44. 88 Sale price 41.9749 9.9222 -3.37 Sub-Zero brand 1. 1359 9. 1337 8. 13 Total capacity (in cubic ft) 9.97639 0.99688 12.64- Tuodoar, freezer on bottom 9.94725 0.97467 9.63 Timdoor, side freezer Base Tundoor, freezer on top 41.3753 9.93813 -9.34 One door with freezer 9. 7522 9. 1238 -5. B4 One door, no freezer 45.8762 9.1362 -6.43 (a) Write the regression model, being careful to exc ude the base indicator variable. [Negative amounts should be indicated by a minus sign. Round your answers to 4 decimal places.) ianrice}: 5.4300 0+ 43.0749 SaIePrice+ 1.1350 Sub-Zero+ 0.07639 Capacfty+ 0.04725 oZDooerSot+ 413753 oZDOOerTop+ 0.7522 ofDooer+ 43.8762 ofDoorNon (bl Find the p-value for each coeicient, using 314 degrees of freedom. Using an a = .05, which predictor variable(s) are not signicant predictors? [Leave no cells blank - be certain to enter \"9" wherever required. Round your answers to 4 decimal places.) pua'Lue 5a I ePri ce ( Prev 10 of 15 Next ) Safari File Edit View History Bookmarks Window Help 18 : 95% 27 Thu May 28 12:12 PM QE . . . G newconnect.mheducation.com C mask facemask filte. Walmart.com | Save... eCampus: Home Content Connect - Class: D.. MHE Reader Wk 5 - Practice: W.. appendix_f.jpg 862.. Homework Help - Q... Homework Market Wk 5 - Practice: Wk 5 Exercises [due Sat] i Saved Help Save & Exit Submit Check my work mode : This shows what is correct or incorrect for the work you have completed so far. It does not indicate completion. Return to question 10 (a) Write the regression model, being careful to exclude the base indicator variable. (Negative amounts should be indicated by a minus sign. Round your answers to 4 decimal places.) 2 points In(Price) = 5.4800 + -0.0749 @ SalePrice + 1.1350 Sub-Zero + 0.07689 @ Capacity+ 0.04725 2DoorFzBot+ -0.3753 2DoorFzTop + -0.7522 1DoorFz + -0.8762 1DoorNoFz (b) Find the p-value for each coefficient, using 314 degrees of freedom. Using an a = .05, which predictor variable(s) are not significant predictors? (Leave no cells blank - be certain to enter "0" wherever required. Round your answers to 4 decimal places.) p-value SalePrice Sub-Zero Capacity 2DoorFzBot 2DoorFzTop 1DoorFz 1DoorNoFz (c) By how much does the natural log of refrigerator price decrease from a two-door, side freezer model to a two-door, top freezer model? (Round your answer to 4 decimal places.) The natural log of the price decreases by Graw Hill Education 4 12355 W MAY "tv 28