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Question: Business and Management Even though the budget for a movie may be close to $300 million, worldwide distribution can provide a huge net income for a studio. The following table includes a sample of movies, the budget (in dollars) for each, and the U.S. gross income (in dollars) for each.
a. Find a 95% confidence interval for the population variance in gross income.
b. Compute the ratio of U.S. revenue to budget (ratio 5 gross/budget) for each movie. Find a 95% confidence interval for the population variance in ratio of revenue to budget.
c. If the variance in the ratio is greater than 1, it is considered risky to invest in a new film. Is there any evidence to suggest investing in a new movie is risky? Justify your answer.
using the cv compare the variability of the two items. suggest reasons for any differencescv of item nr 1cv 0.01837cv
Based on casual observation, my sense is that out biggest shopper segment is established adults above 40 with a significant amount of annual disposable income.
Perform a parametric analysis by assessing the fractional change in the probability of failure with respect to a small change in the mean and standard deviation of selected variable.
Given the recursively defined sequence a_1= 0, a_2= -30, and a_n=8a_n-1 -15a_n-2, use complete induction to prove that a_n=5*3^n - 3*5^n for all positive integers n.
SmartMinds University is running a promotional raffle that offers a chance to win either a 1-year discount on tuition cost (which results in a $500 savings) or a 2-year discount on bookstore purchases. Is this promotion worth it if the tickets cost..
Assume that 6 balls were hit off each tee and that the data were suitable for inference.- Is there evidence that balls hit off the Stinger tees would have a higher initial velocity?
Complete the tree diagram by filling in the missing path probabilities.- What is the probability that the car is repaired under budget, on time, and with company D?
1. The president of State University wants to forecast student enrollment for Year 3. Using exponential smoothing with trend, the forecast for the current year (Year 1) is 20,000.
compute the sample standard deviation of the following test scores 78787878.what can be said about a data set in which
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What is your decision about H0 and H1 at = 0:05? Give the orderings of the population means according to the tukey procedure. Is H0 : 2 = 4 a contrast?
a shipment of 30 tires arrived at a tire shop this past weekend and unknown to the manager eight of the tires are
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