A manufacturer of snow blowers buys 4-horsepower, two cycle engines in lots of 500 from a...

A manufacturer of snow blowers buys 4-horsepower, two cycle engines in lots of 500 from a supplier. He then equips each of the snow blowers produced by his plant with one of those engines. From past experience he knows that the probability of any engine failing is 0.002. In a shipment of 500 engines, what is the probability at least one is defective?

Solutions

Expert Solution

Let X denote the number of engines that are defective. Then

Required probability =

orchestra answered 2 years ago

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