Mathematics, 13.11.2019 04:31 CooperIgou6566
He time between telephone calls to a cable television service call center follows an exponential distribution with a mean of 1.2 minutes. a. what is the probability that the time between the next two calls will be 45 seconds or less? b. what is the probability that the time between the next two calls will be greater than 118.5 seconds?
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