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# Sampling plan and probability

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Seiko purchases watch stems in lots of 10,000. Seiko's sampling plan calls for checking 20 items,and if 3 or fewer are defective, the lot is accepted. Based upon their sampling plan, what is the probability that a lot of 10 percent defective will be accepted.

##### Solution Summary

The solution examines a sampling plan and the probability of a defect.

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