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Please help me with thirdly part 1,2, and 3

Please help me with thirdly part 1,2, and 3

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Please help me with thirdly part 1,2, and 3
Collect sufficient data about any two quantitative variables (logically correlated) using reasonable sets of values (At least 15 values). Use Microsoft Excel and answer the following: Firstly: Determine the independent variable and the dependent variable. Secondly: Make the correlation analysis for the quantitative variables and determine the correlation coefficient, and interpret it. Thirdly: Do the regression analysis and answer the following questions: 1. What is the type of regression in your example? 2. Find the sample size. 3. Find the degrees of freedom. 4. Is your model valid? Why? 5. Find the value of the coefficient of determination, and interpret it. 6. Is the independent variable having a significant effect on the dependent variable? Why? 7. Write down the regression line equation. 8. Estimate the value of ŷ if the value of X is 20.
Transcribed Image Text:Collect sufficient data about any two quantitative variables (logically correlated) using reasonable sets of values (At least 15 values). Use Microsoft Excel and answer the following: Firstly: Determine the independent variable and the dependent variable. Secondly: Make the correlation analysis for the quantitative variables and determine the correlation coefficient, and interpret it. Thirdly: Do the regression analysis and answer the following questions: 1. What is the type of regression in your example? 2. Find the sample size. 3. Find the degrees of freedom. 4. Is your model valid? Why? 5. Find the value of the coefficient of determination, and interpret it. 6. Is the independent variable having a significant effect on the dependent variable? Why? 7. Write down the regression line equation. 8. Estimate the value of ŷ if the value of X is 20.
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