Mathematics, 06.08.2019 02:10, allisonxyooj22
Suppose that the amount of time (in months) that a light bulb lasts before it burns out has an exponential distribution with parameter λ = 1/5. a) what is the probability that it lasts at least three months? b) if it has already lasted two months, what is the probability that it will last at least three more months? c) on average, how many months will the light bulb last?
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Suppose that the amount of time (in months) that a light bulb lasts before it burns out has an expon...
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