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Exponential Distribution Probability example question
The time (in hours) required to repair a machine is an exponentially distributed random variable with parameter
=
. What is the probability that a repair time exceeds 2 hours? What is the conditional probability that a repair takes at least 10 hours, given that its duration exceeds 9 hours?
Solution to this Exponential Continuous Random Variable Distribution Probability practice problem is given in the video below!

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