The time required to repair a machine is an exponentially distributed random variable with mean of 0.5 hour. 1) What is the probability that a repair time exceeds 0.5 hour? 2) What is the probability...

2The time required to repair a machine is an exponentially distributed<br>random variable with mean of 0.5 hour.<br>1) What is the probability that a repair time exceeds 0.5 hour?<br>2) What is the probability that a repair takes at least 12.5 hours given that the machine has<br>already been repaired for 12 hours?<br>6<br>3) What is the probability that a repair takes at most 12.5 hours given that the machine has<br>already been repaired for 12 hours?<br>

Extracted text: The time required to repair a machine is an exponentially distributed random variable with mean of 0.5 hour. 1) What is the probability that a repair time exceeds 0.5 hour? 2) What is the probability that a repair takes at least 12.5 hours given that the machine has already been repaired for 12 hours? 6 3) What is the probability that a repair takes at most 12.5 hours given that the machine has already been repaired for 12 hours?

Jun 04, 2022
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