How much time do commuters living in or near cities spend commuting to work each week? the

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How much time do commuters living in or near cities spend commuting to work each week? the accompanying commuting time data contains the average weekly commuting time in 28 US cities. Use excel to compute the sample statistics and the critical value needed in the problem. make sure you can compute the sample mean and the sample standard deviation manually as well

City Baltimore Boston Charlotte Chicago Columbus OH Dallas Denver Detroit El Paso Miami Houston Indianapolis Jacksonville Las

a. Construct a 90% confidence interval estimate for the population mean commuting time. sus(Type integers or decimals rounded

b. Interpret the interval constructed in (a). Choose the correct answer below. O A. Conclude with 90% confidence that the mea

c. What assumption do you need to make about the population to construct the interval in (a)? Choose the correct answer below

d. Do you think that the assumption needed in order to construct the confidence interval estimate in (a) is valid? Explain. O

Related Book For answer-question

Business Statistics A First Course

ISBN: 978-0321979018

7th edition

Authors: David M. Levine, Kathryn A. Szabat, David F. Stephan

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Posted Date: Oct 19, 2020 08:32 AM

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How much time do commuters living in or near cities spend commuting to work each week? the

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Business Statistics A First Course

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