The airline knows that in the long run, only 90% of passengers
who book a seat show up for their flight. On a flight with 300
seats, there are 324 reservations. (a) Assuming passengers make
independent decisions what is the chance that the flight will be
overbooked? (b) Redo (i) assuming passengers travel in pairs and
each pair flips a coin with probability 0.9 of heads to see if they
will both show up or both stay home.
Explain your steps.
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