HW4

docx

School

Rutgers University, Camden *

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Course

52:623:302

Subject

Statistics

Date

Feb 20, 2024

Type

docx

Pages

Uploaded by JusticeOstrich2528

HW4 (Use this file to enter your answers and save the file as HW4_YourFirstNameLastName.docx. Upload the file to Canvas.) Name: Your Name Use MassHousing.JMP to answer the following questions: 1. Create a scatterplot matrix with all variables. Copy the plot matrix and past below. 2. Use Multivariate to develop correlations. a. What is the correction between crim and radial variables: Crim. Radial Crim 1.0000. 0.6255 Radial 0.6255. 1.0000 b. What is the correlation between lstat and mvalue variables: lstat mvalue lstat 1.0000. -0.7377 mvalue -0.7377 1.0000 3. Run the regression with crim as dependent variable and radial as the predictor a. Is this model significant using the F test? Answer Yes or No. YES b. Write down the regression equation: crim = -2.287159 + 0.6179109*radial 4. Run the regression with crim as dependent variable and all others except chas as the predictors a. What is the adjusted R-square? 0.038284 b. Which predictors have high VIF? c. Based on standardized beta coefficient, which variable has strongest influence? 5. Run the stepwise regression with crim as dependent variable and all others except chas as the predictors a. What is the adjusted R-square for the selected model? b. Write one variable with significant p-value?

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