Textbook ExpertVerified Tutor
11 Nov 2021
Given information
As per given question ,
- Number of Flights selected is
- Sample mean is seats
- Sample standard deviation is seats.
Step-by-step explanation
Step 1.
The number of unoccupied seats over the past years on a single flight is .
Mean number of unoccupied seats used to estimate the population mean from a sample of 225 flights is .
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