M Sign in to your ac x Order 4687188 - [ x Email Verification X Student Portal | M X K SYM-506 Class Re X Question 8 - Topi X Gcu Portal X h Halo X + X https://ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fn... A Q to G . . . Topic 7 Assignment Saved Help Save & Exit Submit Check my work 8 Exercise 14-33 (Algo) (LO14-6) 2.5 The North Valley Real Estate data reports information on homes on the market. Use the selling price of the home as the dependent points variable and determine the regression equation using the size of the house, number of bedrooms, days on the market, and number of bathrooms as Independent variables. picture Click here for the Excel Data File Book a-1. Develop a correlation matrix. (Round your answers to 3 decimal places.) Price Size (Square feet) Bedrooms Baths Days on Market References Price Size (Square feet) Bedrooms Baths + Days on Market a-2. Which Independent variables have strong or weak correlations with the dependent variable? There is a correlation between "Price" and the independent variables "Bedrooms", "Size", and "Baths". a-3. Do you see any problems with multicollinearity? Graw Hill 551 Search W 9:25 PM Clear a 11/23/2022 3M Sign in to your ac x Order 4687188 - [ x Email Verification X Student Portal | M X h SYM-506 Class Re X Question 8 - Topi X | Gcu Portal X h Halo X + X https://ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fn... A Q to G . . . Topic 7 Assignment Saved Help Save & Exit Submit Check my work 8 a-3. Do you see any problems with multicollinearity? 2.5 points O Yes O NO Book b-1. Use a statistical software package to determine the multiple regression equation. (Negative amounts should be Indicated by a minus sign. Round your answers to 3 decimal places.) References Price = Size + b-2. What is the value of R. (Round your answer to 3 decimal places.) R 2 c. Evaluate the addition of the variables to the regression equation Adding to the regression equation increases the R-square. MC 559 Search W 9:25 PM Clear a 11/23/2022 3M Sign in to your ac x Order 4687188 - [ x Email Verification X Student Portal | M X 5 SYM-506 Class Re X Question 8 - Topi X Gcu Portal X h Halo X + X https://ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fn.. A Q to G . . . Topic 7 Assignment Saved Help Save & Exit Submit Check my work 8 d-1. Develop a histogram of the residuals from the final regression equation. Which histogram is correct? 2.5 Histogram of the residuals 1 Histogram of the residuals 2 Histogram of the residuals 3 points Histogram Histogram Histogram Book Frequency Frequency Frequency References Frequency Frequency -$2780 24660 3460 31580 59700 87820 15940 73100 -34900 3300 41500 79700 117900 156100 4700 194300 3100 -38900 29500 63700 97900 132100 166300 Bins Bin Bins + O Histogram of the residuals 1 . Histogram of the residuals 2 . Histogram of the residuals 3 d-2. Is it reasonable to conclude that the normality assumption has been met? O Yes O NO e-1. Plot the residuals against the fitted values from the final regression equation. Which plot is correct? Residuals vs Fits Residuals vs Fits 2 Residuals vs Fits 3 Residuals Vs. Predicted Residuals Vs. Predicted Residuals Vs. Predicted 150000 150000 150000 10000 100000 100000 50000 50000 50000 600000 700000 80000 100600 200 600000 600000 700600 800000 100000 201900 300deb exogeng 500000 600000 700900 806000 900000 50000 50000 . .'.: .. -50000 ED Graw Hill 559 Clear Search a W 9:26 PM 11/23/2022 3M Sign in to your ac X Order 4687188 - [ x Email Verification X Student Portal | M X K SYM-506 Class Re X Question 8 - Topi X Gcu Portal X h Halo X + X https://ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253%252F%252Fn... A Q G . . . Topic 7 Assignment Saved Help Save & Exit Submit Check my work 8 15 Frequency Frequency Frequency Frequency Frequency 2.5 -52780 -24660 3460 3300 31580 59700 87820 115940 -73100 -34900 41500 79700 156100 194300 -73100 4700 29500 117900 -38900 63700 97900 132100 166300 points Bin Bins Book O Histogram of the residuals 1 . Histogram of the residuals 2 . Histogram of the residuals 3 References d-2. Is it reasonable to conclude that the normality assumption has been met? O Yes O No + e-1. Plot the residuals against the fitted values from the final regression equation. Which plot is correct? Residuals vs Fits 1 Residuals vs Fits 2 Residuals vs Fits 3 Residuals Vs. Predicted Residuals Vs. Predicted Residuals Vs. Predicted 150000 150000 150000 100000 100000 5000 50000 50000 100000 20 OOO08 DOOD04 000009 0 100000 00000 600000 700000 80800 100000 206 900 800 500000 600000 700000 800000 900000 -50000 50000 -50000 100000 -100000 -100000 150000 150000 150000 O Residuals vs Fits 1 O Residuals vs Fits 2 O Residuals vs Fits 3 MC Hill 550 Search W 9:26 PM Clear a 11/23/2022 3