Question: (a) An inspector reported a total of 18 defects out of a total batch size of 250 parts. On closer examination, it was determined that

(a) An inspector reported a total of 18 defects out of a total batch size of 250 parts. On closer examination, it was determined that 5 of these reported defects were in fact good pieces, while a total of 9 defective units were undetected by the inspector. What is the inspector's accuracy in this instance? Specifically, what are the values of p1 and p2.
(b) What was the true fraction defect rate q?

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a Actual quantity of defects 18 5 9 22 defects Actual ... View full answer

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