because of staffing decisions, managers of the gibson-Marimont hotel are interested inthe variability in the number of rooms occupied per day during a particular season of theyear. a sample of 20 days of operation shows a sample mean of 290 rooms occupied perday and a sample standard deviation of 30 rooms.a. what is the point estimate of the population variance?

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Author:Amos Gilat
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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 season of the
year. a sample of 20 days of operation shows a sample mean of 290 rooms occupied per
day and a sample standard deviation of 30 rooms.
a. what is the point estimate of the population variance?

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