Statistical process control Part 1: An Introduction

Published June 1999. Reviewed December 2013. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalogThe objective of this series is to help improve the competitiveness of\ud Oregon’s wood products manufacturers. This can be achieved by fostering a companywide focus on and dedication to continuous quality improvement.\ud W. Edwards Deming (1982) described the “chain reaction of quality.”\ud 1. Quality is improved.\ud 2. Costs decrease due to more efficient use of machines and materials\ud and less scrap, rework, errors, and downtime.\ud 3. Productivity increases as a result of cost decreases.\ud 4. The company can capture the market with better quality and\ud a lower price.\ud 5. Competitive position improves, and the company stays in business.\ud 6. Jobs are retained, and jobs are added as the company grows