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Question - Predicting movie revenue: preliminary analysis. The response variable is a movie's total U.S. revenue (USRevenue). Let's consider as explanatory variables the movie's budget (Budget); opening weekend revenue (Opening); the number of theaters (Theaters) in which the movie was shown during the opening weekend; and the movie's IMDb rating (Opinion), which is on a 1 to 10 scale (10 being best). Although this rating is updated continuously, we'll assume that the current rating is the rating at the end of the first week.
(a) Using numerical and graphical summaries, describe the distribution of each explanatory variable. Are there any unusual observations that should be monitored?
(b) Using numerical and graphical summaries, describe the relationship between each pair of explanatory variables.
Explain why it is not appropriate to test his hypothesis using the chi-square goodness-of-fit ?2 test - uniform distribution of miles across the days
Apply an appropriate hypothesis test and the 0.05 level of significance in determining whether the region should be considered as having a burglary problem greater than that for the nation as a whole.
If the manufacturer sells the parts in packages of 10 parts, what are the mean and standard deviation of the numberof useable parts in a package?
the return on investments earned by your company for four successive years was 20 -20 50 and 120. what is the geometric
If we wished to test whether this percentage could be the same for women in this age group living in New York City and selected a random sample of 300 such individuals from New York, what would be the null and alternative hypotheses? Would the tes..
The random variable is transformed by the device whose input-output relationship is shown.- Find and sketch the PDF of the transformed random variable, Y.
Describe the historical milestones of the technology and list its significant advantages and disadvantages.
Give a 95% confidence interval for the mean bleeding time under pressure for the six persons and draw some conclusion as to whether pressure increases bleeding time.
how many individuals will I need to sample if I want a 95% margin of error to be no more than 3%, I want to know if the results are significant at = 10%. With the information given.
For a typical telephone order, determine the probability that neither computer system will be operational.- both computer systems will be operational.
Average night's sleep is 6.8 hours. Assume the probability distribution of the sleep time to be normal with a standard deviation of .8 hours.
consider the following. give your answers correct to two decimal places.a determine the value of the confidence
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