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SusanAthena
SusanAthena, Master's Degree
Category: Calculus and Above
Satisfied Customers: 102
Experience:  Tutor for Algebra, Geometry, Statistics. Explaining math in plain English.
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According to the storical data, the life expectancy in the

Customer Question

According to the historical data, the life expectancy in the United Kingdom is less than the life expectancy in the United States. A new study has been made to see whether this has changed. Records of individuals from the United Kingdom who died recently are selected at random. The individuals lived a mean of years with a standard deviation of years. Records of individuals from the United States who died recently are selected at random and independently. The individuals lived a mean of years with a standard deviation of years. Assume that the population standard deviations of lifetimes in these two countries can be estimated by the sample standard deviations, as the samples used were quite large. Construct a confidence interval for , the difference between the life expectancy in the United Kingdom and the life expectancy in the United States. Then complete the table below.
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Submitted: 5 months ago.
Category: Calculus and Above
Customer: replied 5 months ago.
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Customer: replied 5 months ago.
Construct a 95% confidence interval for M1-M2, the difference between the life expectancy M1 in the United Kingdom and the life expectancy M2 in the United States. Then complete the table below.
Expert:  Mr. Glenn replied 5 months ago.

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