SCENARIO 8-7 a Hotel Chain Wants to Estimate the Mean Number of Number

question 9

True/False

SCENARIO 8-7
A hotel chain wants to estimate the mean number of rooms rented daily in a given month.The population of rooms rented daily is assumed to be normally distributed for each month with a standard deviation of 240 rooms.During February,a sample of 25 days has a sample mean of 370 rooms.
-Referring to Scenario 8-7,a 90% confidence interval calculated from the same data would be narrower than a 99% confidence interval.

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