SOLUTION: When a new machine is functioning properly, only 3% of the items produced are defective. Assume that we will randomly select two parts produced on the machine. What is the probab

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Question 1025749: When a new machine is functioning properly, only 3% of the items produced are defective. Assume that we will randomly select two parts produced on the machine. What is the probability that we will find exactly one defect? Show your work
Answer by stanbon(75887) About Me  (Show Source):
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When a new machine is functioning properly, only 3% of the items produced are defective. Assume that we will randomly select two parts produced on the machine. What is the probability that we will find exactly one defect? Show your work
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P(no defects in two) = (0.97)^2
P(2 defects in two) = (0.03)^2 = 0.0009
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P(exactly one defect) = 1 - (0.97)^2- 0.0009 = 0.0582
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Cheers,
Stan H.
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