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Statistical Process Control for Quality Improvement: A Training Guide to Learning SPC by James R. Evans - Department of Quantitative Analysis and Information Systems, College of Business Administration University of Cincinnati

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7 Implementing SPC and Other Tools for Quality Improvement

7-1. Implementing Statistical Process Control

To this point we have focused discussion on three basic tools of statistical process control: tally sheets for collecting and recording data, control charts for monitoring processes over time, and frequency distributions and histograms to determine the capability of a process to meet specifications. These tools are simple to use. However, putting them to work on the production floor to improve quality requires much more work and commitment.

People experienced in using SPC have found that four “key success factors” are necessary to make SPC work. First, SPC requires top management commitment. The top managers in a company must understand ...

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