# Question: In Problem 12 8 on page 424 you used annual revenues

In Problem 12.8 on page 424, you used annual revenues to predict the value of a baseball franchise (stored in BBValues ). 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?

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?

## Answer to relevant Questions

In Problem 12.9 on page 424, an agent for a real estate company wanted to predict the monthly rent for onebedroom apartments, based on the size of the apartment (stored in Rent SilverSpring). Using the results of that ...In Problem 12.7 on page 424, you used the plate gap on the bag sealing equipment to predict the tear rating of a bag of coffee. Perform a residual analysis for these data (stored in Starbucks). Based on these results, ...The residuals for 15 consecutive time periods are as follows: a. Plot the residuals over time. What conclusion can you reach about the pattern of the residuals over time? b. Compute the Durbin Watson statistic. At the 0.05 ...You are testing the null hypothesis that there is no linear relationship between two variables, X and Y. From your sample of n = 18, you determine that b1 = + 4.5 and Sb1 = 1.5. a. What is the value of tSTAT? b. At the a = ...The volatility of a stock is often measured by its beta value. You can estimate the beta value of a stock by developing a simple linear regression model, using the percentage weekly change in the stock as the dependent ...Post your question