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## Statistics

describe probability using exponential distribution

The average time among failures of a laser machine is exponentially distributed with a mean of 40,000 hours.

a) describe what is the expected time until 4th failure?

b) describe what is the probability that the time to the 5th failure is greater than 80,000 hours?

Statistics and Probability, Statistics

• Category:- Statistics and Probability
• Reference No.:- M920234

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