You are the operations manager for an airline and you are considering a higher f

Question

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% c percentage. Complete parts (a) and (b) below a. Assume that nothing is known about the percentage of passengers who prefer aisle seats Round up to the nearest integer.) b. that a prior survey suggests that about 36% of air passengers prefer an aisle seat. (Round up to the nearest integer.) Enter your answer in each of the answer boxes Activity Details

Explanation / Answer

alpha= 1%

z(a/2)= =NORMSINV(1-0.01/2)

z(a/2)= 2.575829304

ME= 3.5

a)

n=

z(a/2)^2*p*(1-p)/ME^2

=2.576^2*0.5*0.5/3.5%^2

1354.24

1354

b)

n=

z(a/2)^2*p*(1-p)/ME^2

=2.576^2*0.36*0.36/3.5%^2

702.038016

702

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