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c. Use the least squares method to develop the estimated regression equation (to 4 decimals). U= 1+ z d. Provide an interpretation of the slope of the estimated regression equation (to the nearest whole number). The slope means that spending an additional $100 in price will -Select your answer the overall score by approximately e. Another laptop that Consumer Reports tested is the Acer Aspire 53-951-6646 Ultrabook; the price for this laptop was $700. Predict the overall score for this laptop using the estimated regression equation developed in part (c) (to 1 decimal). points.

c. Use the least squares method to develop the estimated regression equation (to 4 decimals). U= 1+ z d. Provide an interpretation of the slope of the estimated regression equation (to the nearest whole number). The slope means that spending an additional $100 in price will -Select your answer the overall score by approximately e. Another laptop that Consumer Reports tested is the Acer Aspire 53-951-6646 Ultrabook; the price for this laptop was $700. Predict the overall score for this laptop using the estimated regression equation developed in part (c) (to 1 decimal). points.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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I need help with parts C, D, and E.

Homework To help consumers in purchasing a laptop computer, Consumer Reports calculates an overall test score for each computer tested based upon rating factors such as ergonomics, portability, performance, display, and battery life. Higher overall scores indicate better test results. The following data show the average retail price and the overall score for ten 13-inch models (Consumer Reports website). Click on the datafile logo to reference the data. DATA file a. Select the correct scatter diagram with price as the independent variable. A. B. 85- 80- 75+ 70- 65 60 55 Overall Score 600 Overall Score 800 1000 Price ($) 1200 1400 Brand & Model Samsung Ultrabook NP900X3C-A01US Apple MacBook Air MC965LL/A Apple MacBook Air MD231LL/A HP ENVY 13-2050nr Spectre XT Sony VAIO SVS13112FXB Acer Aspire 55-391-9880 Ultrabook Apple MacBook Pro MD101LL/A Apple MacBook Pro MD313LL/A Dell Inspiron 113Z-65915LV Samsung NP535U3C-A01US Price ($) 1250 1300 1200 950 800 1200 1200 1000 700 600 Overall Score 83 83 82 82 79 77 74 74 73 67 63
Transcribed Image Text:Homework To help consumers in purchasing a laptop computer, Consumer Reports calculates an overall test score for each computer tested based upon rating factors such as ergonomics, portability, performance, display, and battery life. Higher overall scores indicate better test results. The following data show the average retail price and the overall score for ten 13-inch models (Consumer Reports website). Click on the datafile logo to reference the data. DATA file a. Select the correct scatter diagram with price as the independent variable. A. B. 85- 80- 75+ 70- 65 60 55 Overall Score 600 Overall Score 800 1000 Price ($) 1200 1400 Brand & Model Samsung Ultrabook NP900X3C-A01US Apple MacBook Air MC965LL/A Apple MacBook Air MD231LL/A HP ENVY 13-2050nr Spectre XT Sony VAIO SVS13112FXB Acer Aspire 55-391-9880 Ultrabook Apple MacBook Pro MD101LL/A Apple MacBook Pro MD313LL/A Dell Inspiron 113Z-65915LV Samsung NP535U3C-A01US Price ($) 1250 1300 1200 950 800 1200 1200 1000 700 600 Overall Score 83 83 82 82 79 77 74 74 73 67 63
Homework 65- 60+ 55 85- 80- 75 70 65- 60- 55- 600 Overall Score 600 800 800 1000 Price ($) 1000 LOUU Price ($) 1200 1200 1400 1400 - Select your answer - V b. What does the scatter diagram developed in part (a) indicate about the relationship between the two variables? The scatter diagram indicates a - Select your answer-linear relationship between the two variables. c. Use the least squares method to develop the estimated regression equation (to 4 decimals). + x d. Provide an interpretation of the slope of the estimated regression equation (to the nearest whole number). The slope means that spending an additional $100 in price will - Select your answer the overall score by approximately points. e. Another laptop that Consumer Reports tested is the Acer Aspire 53-951-6646 Ultrabook; the price for this laptop was $700. Predict the overall score for this laptop using the estimated regression equation developed in part (c) (to 1 decimal).
Transcribed Image Text:Homework 65- 60+ 55 85- 80- 75 70 65- 60- 55- 600 Overall Score 600 800 800 1000 Price ($) 1000 LOUU Price ($) 1200 1200 1400 1400 - Select your answer - V b. What does the scatter diagram developed in part (a) indicate about the relationship between the two variables? The scatter diagram indicates a - Select your answer-linear relationship between the two variables. c. Use the least squares method to develop the estimated regression equation (to 4 decimals). + x d. Provide an interpretation of the slope of the estimated regression equation (to the nearest whole number). The slope means that spending an additional $100 in price will - Select your answer the overall score by approximately points. e. Another laptop that Consumer Reports tested is the Acer Aspire 53-951-6646 Ultrabook; the price for this laptop was $700. Predict the overall score for this laptop using the estimated regression equation developed in part (c) (to 1 decimal).
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