According to the 2017 Corporate Travel Index compiled by Business Travel News, the average daily cost for business travel in the United States rose to $321 per day (Executive Travel website). The file Travel contains sample data for an analogous study on the estimated daily living costs for an executive traveling to various international cities. The estimates include a single room at a four-star hotel, beverages, breakfast, taxi fares, and incidental costs.CityDaily LivingCost ($)City 1242.87City 2260.93City 3194.19City 4260.76City 5355.36City 6346.32City 7165.37City 8250.08City 9326.76City 10283.56CityDaily LivingCost ($)City 11213.00City 12284.08City 13139.16City 14436.72City 15240.87City 16310.41City 17223.73City 18181.25City 19238.10City 20250.61(a)Compute the sample mean (in dollars). (Round your answer to the nearest cent.) $______ (b)Compute the sample standard deviation (in dollars). (Round your answer to the nearest cent.) $________ (c)Compute a 95% confidence interval (in dollars) for the population standard deviation. (Round your answers to the nearest cent.)$________ to $_________

Name: According to the 2017 Corporate Travel Index compiled by Business Trav
Uploaded: 2024-03-20T07:07:12.000Z
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Description: According to the 2017 Corporate Travel Index compiled by Business Travel News, the average daily cost for business travel in the United States rose to $321 per day (Executive Travel website). The file Travel contains sample data for an analogous stud

Answered: According to the 2017 Corporate Travel…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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According to the 2017 Corporate Travel Index compiled by Business Travel News, the average daily cost for business travel in the United States rose to $321 per day (Executive Travel website). The file Travel contains sample data for an analogous study on the estimated daily living costs for an executive traveling to various international cities. The estimates include a single room at a four-star hotel, beverages, breakfast, taxi fares, and incidental costs.

City	Daily Living Cost ($)
City 1	242.87
City 2	260.93
City 3	194.19
City 4	260.76
City 5	355.36
City 6	346.32
City 7	165.37
City 8	250.08
City 9	326.76
City 10	283.56

City	Daily Living Cost ($)
City 11	213.00
City 12	284.08
City 13	139.16
City 14	436.72
City 15	240.87
City 16	310.41
City 17	223.73
City 18	181.25
City 19	238.10
City 20	250.61

(a)Compute the sample mean (in dollars). (Round your answer to the nearest cent.) $______

(b)Compute the sample standard deviation (in dollars). (Round your answer to the nearest cent.) $________

(c)Compute a 95% confidence interval (in dollars) for the population standard deviation. (Round your answers to the nearest cent.)

$________ to $_________

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