antaffinjetzel
Answered

Assume that there are three airlines from which to choose, each with a number of flights per day, and an on-time percentage shown below. (Assume that delays occur randomly.) A traveler selects a flight at random, and it arrives on time.

Airline Num. of Flights On-Time Perc.

East-West Air 4 60

Air One 3 50

International Air 6 80


(1) What is the probability that the traveler flew on East-West Air?



(2) What is the probability that the traveler flew on Air One?



(3) What is the probability that the traveler flew on International Air?

Verified Answer :

nobillionaireNobley

1.) The probability that the traveler flew on East-West Air is 4/(4 + 3 + 6) = 4/13 = 31%

2.) The probability that the traveler flew on Air One is 3/13 = 23%

3.) The probability that the traveler flew on International Air is 6/13 = 46%

Related Questions