Mathematics, 28.02.2020 22:46 larkinc2946

One hundred items are simultaneously put on a life test. Suppose the lifetimes of the individual items are independent exponential random variables with mean 200 hours. The test will end when there have been a total of 5 failures. If T is the time at which the test ends, find E[T] and Var(T).

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One hundred items are simultaneously put on a life test. Suppose the lifetimes of the individual ite...