Mathematics, 21.10.2020 01:01 raedusty3200
Fewer young people are driving. In 1983, of -year-olds had a driver's license. Twenty-five years later that percentage had dropped to (University of Michigan Transportation Research Institute website, April 7, 2012). Suppose these results are based on a random sample of -year-olds in 1983 and again in 2008. a. At confidence, what is the margin of error and the interval estimate of the number of -year-old drivers in 1983? Round your intermediate answers to four decimal places. Margin of error (four decimal places)
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Fewer young people are driving. In 1983, of -year-olds had a driver's license. Twenty-five years lat...
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