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The information on seat belt usage by gender shown below. The proportions in the following table are based on a survey of a large number of adult men and women in the United States. Assume that these proportions are representative of adults in the United States and that a U.S. adult is selected at random.
(a) What is the probability that the selected adult regularly uses a seat belt? (Give the answer to three decimal places.)
(b) What is the probability that the selected adult regularly uses a seat belt given that the individual selected is male? (Give the answer to three decimal places.)
(c) What is the probability that the selected adult does not use a seat belt regularly given that the selected individual is female? (Give the answer to three decimal places.)
(d) What is the probability that the selected individual is female given that the selected individual does not use a seat belt regularly? (Give the answer to three decimal places.)
the average length of stay at a local hospital is 4.9 days. assuming a population standard deviation of 3.5 days what
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the results of a major citys restaurant inspections are available through its online newspaper. critical food
A window is in the shape of a square of side s, witha semicircle of diameter s above it. Please help me unable to figure out how to write a function that express the total area of the window as a function of s
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Use suitable one or two sided test for null hypothesis of no difference in them then changes rating between groups at 0.10 significance level.
The company believes that it averages about the same weight per bag in each of two production lines. To test this idea, they will perform a hypothesis test to compare the two lines at the alpha level of 0.05. State the null and alternative hypothe..
Using a level of significance of .10, is there evidence that the dual degree students are receiving lower grades? Fully explain your answer.
Find a 95% confidence interval for the mean price of all summer sleeping bags.
How much profit can we gain by selling shoes? Can the magazine and/or th companyy profit by advertising and selling mens shoes?
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