You are the operations manager for an airline and you areconsidering a higher fare level for passengers in aisle seats. Howmany randomly selected air passengers must you​ survey? Assume thatyou want to be
9090​%
confident that the sample percentage is within
1.51.5
percentage points of the true population percentage. Completeparts​ (a) and​ (b) below.
a. Assume that nothing is known about thepercentage of passengers who prefer aisle seats.
nequals=nothing
​(Round up to the nearest​ integer.)
b. Assume that a prior survey suggests thatabout
3232​%
of air passengers prefer an aisle seat.
nequals=nothing
​(Round up to the nearest​ integer.)
