The lifetime, in years, of a type of small electric motor operating under adverse conditions is exponentially
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The lifetime, in years, of a type of small electric motor operating under adverse conditions is exponentially distributed with λ = 3.6. Whenever a motor fails, it is replaced with another of the same type. Find the probability that fewer than six motors fail within one year.
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Let X 1 X 6 be the lifetimes of the firs...View the full answer
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