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2. Disney's Hannah Montana: The Movie opened in April 2009. The ticket sales revenue ($) for a sample of theaters is below. Use it to
2. Disney's Hannah Montana: The Movie opened in April 2009. The ticket sales revenue ($) for a sample of theaters is below. Use it to answer/do the following. Round everything in (a)-(d) to 2 decimal places, like 1,234.56 or 1,235.56 + 789.12 for confidence intervals. For (e)-(f), you may round to whole numbers. 20,200 8,350 10,750 13,900 13,185 10,150 7,300 6,240 4,200 21,400 (a) Estimate the mean (average) ticket sales revenue. (b) Develop a 90% confidence interval for the mean in (a) (c) Develop a 95% confidence interval for the mean in (a). (d) Develop a 99% confidence interval for the mean in (a). (e) If ticket prices were $7.16 on average, estimate the mean number of customers per theater. (f) The movie was shown in 3,118 theaters. Estimate the number of people who saw the movie
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