On average, 1.25 minutes pass between phone calls received at the reservation desk for an airline. (a)
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Question:
On average, 1.25 minutes pass between phone calls received at the reservation desk for an airline.
(a) What is the probability that the time between calls will be between 1 and 5 minutes, rounded to five decimal places?
(b) What is the average number of calls received in an hour?
(c) What is the probability that 30 calls will be received in an hour, rounded to five decimal places?
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