In Problem 13.6 on page 470, you used the total worldwide revenue ($ millions) and full time

Question:

In Problem 13.6 on page 470, you used the total worldwide revenue ($ millions) and full time voluntary turnover (%) stored in BestCompanies to predict the number of full time jobs added.
a. Perform a residual analysis on your results.
b. If appropriate, perform the Durbin Watson test, using α = 0.05.
c. Are the regression assumptions valid for these data?