Question

Refer to the EDUCATION data set available at the book’s companion website. Use the following set of independent variables—PAFR, PHISP, CLASS, and TETURN—to explain overall student pass rates, or PASSALL.
(a) Interpret the slopes, intercept, and R2 for the model. Based on your interpretation of R2, does it seem that relevant explanatory variables might be missing from the model? Explain.
(b) Add ATTEND to the existing set of independent variables and generate a second regression. Interpret the slopes, intercept, and R2 for the model. Has the addition of a new independent variable improved the explanatory power of the model? Explain.


$1.99
Sales0
Views36
Comments0
  • CreatedNovember 11, 2015
  • Files Included
Post your question
5000