Problem 6. (6 points) Planes land at a small airport at an average rate of 9.209 planes landing per hour. Please use this information to answer the following questions. a. How much time (in hours) can we expect to pass between successive planes landing? Answer: hours. Round to at least FOUR digits after the decimal if necessary. b. What is the probability that less than 0.059 hours pass between successive planes landing? Answer: Round to at least FOUR digits after the decimal if necessary. c. What is the probability that an airport traffic controller will see exactly 70 planes land during a 8-hour shift? Answer: Round to at least FOUR digits after the decimal if necessary