You used box office gross to predict DVD revenue. The data are stored in Movie. Use the

Question:

You used box office gross to predict DVD revenue. The data are stored in Movie. Use the results of that problem.
a. At the 0.05 level of significance, is there evidence of a linear relationship between box office gross and DVD revenue?
b. Construct a 95% confidence interval estimate of the population slope, β1.
For Information: Problem 13.10