An airline knows that, on average,

Question

the probability that a passenger will not show up for a flight is 6%.
If an airplane is fully booked and holds 300 passengers, how many
seats are expected to be empty? If the airline overbooked the flight by
10 passengers, about how many passengers are expected to show
up for the flight? Justify your answer

Answer 1

.06 * 300 = 18 empty (answer)

.06 * 310 = 18.6 do not show of the 310

310 - 18.6 = 291.4 show up (answer)

additionally
300 seats - 291.4 passengers = 8.6 empty seats which is really 18 empty because 40% of a passenger takes a whole seat

Answer 2

Damon, I couldn't have said it better myself!!