Allegiant Airlines charges a mean base fare of $87. In addition,the airline charges for making a reservation on its website,checking bags, and inflight beverages. These additional chargesaverage $37 per passenger. Suppose a random sample of 50 passengersis taken to determine the total cost of their flight on AllegiantAirlines. The population standard deviation of total flight cost isknown to be $38. Use z-table.
a. What is the population mean cost per flight?
b. What is the probability the sample mean will be within $10 ofthe population mean cost per flight (to 4 decimals)?
c. What is the probability the sample mean will be within $5 ofthe population mean cost per flight (to 4 decimals)?
