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NOTE: CHEGG CAN DETERMINE THE DATA BY THE ONE WHO DOES THE HOMEWORK REGRESSION ANALYSIS HOMEWORK 1. Search for a real data set suitable for
NOTE: CHEGG CAN DETERMINE THE DATA BY THE ONE WHO DOES THE HOMEWORK
REGRESSION ANALYSIS HOMEWORK 1. Search for a real data set suitable for the multiple linear regression model. 2. You can use book, internet, SPSS, R, Python databases for the data set. 3. Use the link address of the data set you found on the internet, the book for the data you found in the book. Please include information, author name and page number. 4. Obtain the answers to the following questions with the SPSS program. 5. Transfer the appropriate SPSS output under each question and interpret it by establishing the necessary hypotheses. QUESTIONS a. Estimate the parameters of the multiple linear regression model. b. Calculate the sums of squares, coefficient of determination and corrected coefficient of determination. c. Calculate and interpret the multiple correlation coefficient. d. 5 Obtain the estimate of Find the partial correlation coefficient and find the net contribution of the independent X y(X2.Xl) variable entering the model later to the coefficient of determination. Calculate and interpret the partial correlation coefficient. yX2.Xl g. Calculate and interpret the partial correlation coefficient h. Create the ANOVA table and a = 0.05 examine the significance of the model for i. Obtain confidence intervals for regression parameters for a = 0.05 j. Test whether the independent variable affects the dependent variable y by taking a = 0.05 k. Test whether the independent variable affects the dependent variable y by taking a = 0.05 l. Find the standardized residuals, internal standardized residuals, external standardized residuals, Cook Distances and DFFits statistics. m. Examine whether there are any outliers or influential observations in the data. n Plot the graph of the residuals against values with SPSS and interpret the graph. o. Perform the Durbin-Watson test for a = 0.05 NOTE: CHEGG CAN DETERMINE THE DATA BY THE ONE WHO DOES THE HOMEWORK
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