Mathematics, 31.07.2019 01:30, JOEREACH

Data on the numbers of hospital admissions resulting from motor vehicle crashes are given below for fridays on the 6th of a month and fridays on the following 13th of the same month. assume that the paired sample data is a simple random sample and that the differences have a distribution that is approximately normal. construct a 95% confidence interval estimate of the mean of the population of differences between hospital admissions. use the confidence interval to test the claim that when the 13th day of a month falls on a friday, the numbers of hospital admissions from motor vehicle crashes are not affected.

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Data on the numbers of hospital admissions resulting from motor vehicle crashes are given below for...