A media analyst studying popular movies has generated the accompanying table, which shows gross ticket sales during the initial 2 weeks following release compared to total gross sales during the movie’s run. Given these data, determine the least-squares equation for predicting total gross ticket sales and interpret its slope. What would be the estimated total gross sales for a film that had $100 million in ticket sales during the first 2 weeks of its run?
Answer to relevant QuestionsFor the top law firms in the world in terms of profit per equity partner, data file XR15012 lists the number of equity partners and the gross revenue ($ millions) for the most recent fiscal year. Given these data, determine ...For a given value of x, which will be wider, a 95% confidence interval or a 95% prediction interval? Explain. For the data in Exercise 15.9, find the standard error of estimate, then construct the 95% prediction interval for the amount of stock owned by an individual employee who has been with the firm for 5 years. In exercise x = ...For the data in Exercise 15.23, and with y = touchdown percentage and x = interception percentage, determine and interpret the coefficients of correlation and determination. In exercise For n = 15 data points, r2 = 0.81. At the 0.05 level of significance, can we conclude that the true coefficient of correlation could be zero?
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