(Answered) Question an inspector is looking for nonconforming welds in

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Question: An inspector is looking for nonconforming welds in the gasoline pipeline betweenPhoenix and Tucson. The probability that any particular weld will be defective is 0.01.The inspector is determined to keep working until finding three defective welds. If thewelds are located 100 ft apart, what is the probability that the inspector will have towalk 5000 ft? What is the probability that the inspector will have to walk more than5000 ft?

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