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Because of staffing decisions, managers of the Gibson-Marimont Hotel are interested in the variability in the number of rooms occupied per day during a particular
Because of staffing decisions, managers of the Gibson-Marimont Hotel are interested in the variability in the number of rooms occupied per day during a particular season of the year. A sample of 21 days of operation shows a sample mean of 283 rooms occupied per day and a sample standard deviation of 26 rooms.
- A.What is the point estimate of the population variance?
- B.Provide a 90% confidence interval estimate of the population variance (to 1 decimal).(__ ,__ )
- C.Provide a 90% confidence interval estimate of the population standard deviation (to 1 decimal).(__ ,__ )
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