boats per hour. (Round your answers to four decimal places.) (a) What is the probability that the boat dock will be idle? x (b) What is the average number of boats that will be waiting for service? (c) What is the average time (in hours) a boat will spend waiting for service? h (d) What is the average time (in hours) a boat will spend at the dock? h (e) If customers expect to be able to be in and out of the marina within 10 minutes on average, does this system provide acceptable service? , since the average time a boat will spend at the dock is 10 minutes. exceeding 10 minutes. Is enlarging the capacity of the dock to handle two boats at a time a good way of achieving this? Both channels will be empty approximately % of the time, and when customers do show up, they likely to have to wait for 10 minutes. On the whole, the expansion be best way of achieving their goal