Score: 0 of 1 pt 11 of 21 (9 complete) HW Score: 33.33%, 7 of 21 5.3.42-T Questi

Question

Score: 0 of 1 pt 11 of 21 (9 complete) HW Score: 33.33%, 7 of 21 5.3.42-T Question Help Anannetas a ofbooking as many as 20 persons onanarlare tat seat oty 19 gast sties have revealed that owsa0%ofretodedpassengers atay anebr the fight) Find the probability that if the airline books 20 persons, not enough seats will be available Is tunlikely for such an overboolking to occu? The probability that not enough seats will be available is Round to four decimal places as needed) Enter your anpwer in the answer box and then click Check Aner 6 7 8

Explanation / Answer

Solution :

Given that If the airline books 20 persons on a 19-seat airplane, and the 20 persons are independent, then

=> n = 20 , p = 0.88 , q = 1-p = 0.12

=> P(not enough seats) = P(all 20 booked passengers show) = (0.88)^20 = 0.0776

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