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Operations Management: Processes and Supply Chains, 12th Edition
book

Operations Management: Processes and Supply Chains, 12th Edition

by Lee J. Krajewski, Manoj K. Malhotra, Larry P. Ritzman
January 2018
Intermediate to advanced content levelIntermediate to advanced
480 pages
236h 9m
English
Pearson
Content preview from Operations Management: Processes and Supply Chains, 12th Edition

Solved Problem

An inspection station has been installed between two production processes. The feeder process, when operating correctly, has an acceptable quality level of 3 percent. The consuming process, which is expensive, has a specified lot tolerance proportion defective of 8 percent. The feeding process produces in batch sizes; if a batch is rejected by the inspector, the entire batch must be checked and the defective items reworked. Consequently, management wants no more than a 5 percent producer’s risk and, because of the expensive process that follows, no more than a 10 percent chance of accepting a lot with 8 percent defectives or worse.

  1. Determine the appropriate sample size, n, and the acceptable number of defective items in the sample, ...

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Publisher Resources

ISBN: 9780134741062