Question: In Problem 13.10 on page 494, you used YouTube trailer views to predict movie weekend box office gross from data stored in Movie. Use the

In Problem 13.10 on page 494, you used YouTube trailer views to predict movie weekend box office gross from data stored in Movie. Use the results of that problem.

A box office analyst seeks to predict opening weekend box office gross for movies. Toward this goal, the analyst plans to use YouTube trailer views as a predictor. For each of 66 movies, the YouTube trailer view count, the number of YouTube trailer views from the release of the trailer through the Saturday before a movie opens, and the opening weekend box office gross (in $millions) are collected and stored in Movie.

Source: Data extracted from “Box Office Report,” available at bit.ly/2srM34F.

a. At the 0.05 level of significance, is there evidence of a linear relationship between YouTube trailer views and movie weekend box office gross?

b. Construct a 95% confidence interval estimate of the population slope, b₁.

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