Lily59971 Lily59971

26-04-2024
Mathematics

contestada

The time (in hours) required to repair a machine is an exponentially distributed random variable with parameter λ = 1.
(a) What is the probability that are pair time exceeds 2 hours?
(b) What is the conditional probability that are pair takes at least 3 hours, given that its duration exceeds 2 hours?

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