In Problem 13.8 on page 501, you used annual revenues to predict the value of a baseball

Question:

In Problem 13.8 on page 501, you used annual revenues to predict the value of a baseball franchise. Using the results of that problem,
a. Determine the coefficient of determination, r2, and interpret its meaning.
b. Determine the standard error of the estimate.
c. How useful do you think this regression model is for predicting the value of a baseball franchise?