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In Chapter 19, we discuss acceptance sampling. Acceptance sampling is a statistical method used to monitor the quality of purchased parts and components. To ensure the quality of incoming parts, a purchaser or manufacturer normally samples 20 parts and allows one defect.
a. What is the likelihood of accepting a lot that is 1% defective?
b. If the quality of the incoming lot was actually 2%, what is the likelihood of accepting it?
c. If the quality of the incoming lot was actually 5%, what is the likelihood of accepting it? |
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