Question

Airplanes arrive at a small general aviation airport with an average arrival rate of 2 per hour. At a site that operates
365 days a year, 24 hours a day, how many hours in a year will there be 3 or more airplanes present?

Answer 1

For these type of problems we use Poisson distribution function to solve

Let's see how,

Therefore 1251.6  hours in a year there will be 3 or more airplanes present.

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