# Question

American Travel Air has asked you to study flight delays during the week before Christmas at Midway Airport. The random variable X is the number of flights delayed per hour.

a. What is the cumulative probability distribution?

b. What is the probability of five or more delayed flights?

c. What is the probability of three through seven (inclusive) delayed flights?

a. What is the cumulative probability distribution?

b. What is the probability of five or more delayed flights?

c. What is the probability of three through seven (inclusive) delayed flights?

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