Allegiant Airlines charges a mean base fare of $84. In addition, the airline charges for making a reservation on its website, checking bags, and inflight beverages. These additional charges average $37 per passenger. Suppose a random sample of 80 passengers is taken to determine the total cost of their flight on Allegiant Airlines. The population standard deviation of total flight cost is known to be $35. Use z-table. a. What is the population mean cost per flight?$ b. What is the probability the sample mean will be within $10 of the population mean cost per flight (to 4 decimals)? c. What is the probability the sample mean will be within $5 of the population mean cost per flight (to 4 decimals)?
Allegiant Airlines charges a
a. What is the population mean cost per flight?
$
b. What is the
c. What is the probability the sample mean will be within $5 of the population mean cost per flight (to 4 decimals)?
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