Question
You may need to use the appropriateappendix tableortechnologyto answer this question. The estimated daily living costs for an executive traveling to various major cities follow.
You may need to use the appropriateappendix tableortechnologyto answer this question.
The estimated daily living costs for an executive traveling to various major cities follow. The estimates include a single room at afour-star hotel,beverages, breakfast, taxi fares, and incidental costs.
CityDaily Living
Cost ($)City 1242.87City 2260.93City 3194.19City 4260.66City 5355.36City 6346.22City 7165.37City 8250.08City 9326.76City 10283.56CityDaily Living
Cost ($)City 11212.00City 12284.08City 13139.16City 14436.72City 15240.87City 16310.41City 17223.73City 18181.25City 19238.20City 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 $
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started