4. An airline is interested in determining the average number of unoccupied seats for all of its flights. It selects an

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4. An airline is interested in determining the average number of unoccupied seats for all of its flights. It selects an

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4 An Airline Is Interested In Determining The Average Number Of Unoccupied Seats For All Of Its Flights It Selects An 1
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4. An airline is interested in determining the average number of unoccupied seats for all of its flights. It selects an SRS of 81 flights and determines that the average number of unoccupied seats for the sample is 49 seats with a sample standard deviation of 4 seats. Construct a 95% confidence interval for the true number of unoccupied seats for all flights. (10) 5. Find the mean and the standard deviation of the following 6 numbers: 3, 4, 6, 6, 7, 10. (10)
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