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This Excel file PG-13 Movies shows data for 56 PG-13 movies. For each movie the data show US gross ticket sales (USGross) and the Budget
This Excel file PG-13 Movies shows data for 56 PG-13 movies. For each movie the data show US gross ticket sales (USGross) and the Budget (what it costs to make the movie), both in millions of dollars. A movie production company is interested in using the data to predict US gross ticket sales for their movies based on the movie budgets. Question 1. Determine the slope bj and intercept bo of the least squares line y = bo + bix where the explanatory variable x is the budget and the response variable y is the US gross ticket sales. slope (use 3 decimal places) intercept (use 2 decimal places) Question 2. What are the units of the slope in the context of the data? Millions of budget dollars per million dollars of US Gross. Millions of dollars in US Gross per million budget dollars. Millions of dollars in US Gross per budget dollar. Budget dollar per million dollars in US Gross. Dollars in US Gross per million budget dollars. Question 3. What are the units of the residuals? Thousands of dollars Hundred thousands of dollars Dollars Hundreds of dollars Millions of dollars Consider the meaning of the residual = observed y - predicted y in the context of the data. Question 4. When considering the predicted US Gross ticket sales based on the movie's budget, which movie was the most successful at the box office? Star Wars III Revenge of the Sith The Longest Yard O King Kong Hitch O War of the Worlds Batman Begins Question 5. When considering the predicted US Gross ticket sales based on the movie's budget, which movie was the "biggest flop" at the box office? King Kong An Unfinished Life War of the Worlds O The Man O Cry Wolf
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