Question: A specific computer part lasts 10 years on average. The length of time the computer part lasts is exponentially distributed. What is the probability that

A specific computer part lasts 10 years on average. The length of time the computer part lasts is exponentially distributed.

  1. What is the probability that a computer part lasts more than 6 years?
  2. On the average, how long would 3 computer parts last if they are used one after another?
  3. What is the probability that a computer part lasts between nine and 11 years?

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