hails35111 hails35111

05-04-2024
Physics

contestada

You have two lightbulbs for a particular lamp. Let X be the lifetime of the first bulb and Y be the lifetime of the second bulb (both in 1000s of hours). Suppose that X and Y are independent and that each has an exponential distribution with parameter λ = 3.

What is the probability that each bulb lasts at most 1000 hours?

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