You are the operations manager for an airline and you are considering a higher fare level for passengers in aisle seats. How many randomly selected air passengers must you survey? Assume that you want to be

99

%

confident that the sample percentage is within

5.5

percentage points of the true population percentage. Complete parts (a) and (b) below.

Question content area bottom

Part 1

a. Assume that nothing is known about the percentage of passengers who prefer aisle seats.

nequals

enter your response here

(Round up to the nearest integer.)

Part 2

b. Assume that a prior survey suggests that about

36

%

of air passengers prefer an aisle seat.

nequals

enter your response here

(Round up to the nearest integer.)