Chapter 4 - Map Statistical Process Control SPC Process...

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© Copyrighted 1 Map Statistical Process Control Process Capability SPC X-bar, R charts Cpk Six Sigma Problem indications on control charts
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© Copyrighted 2 Objectives 4-1. Describe statistical process control (SPC) 4-2. Describe the difference between natural and assignable variation 4-3. Calculate control limits for an X-bar chart and interpret the chart 4-4. Calculate control limits for an R chart and interpret the chart 4-5. List problem indications on control charts 4-6. Describe how Cpk evaluates process quality 4-7. Calculate and interpret Cpk for a given problem 4-8. Explain how Six Sigma ensures conformance to customer specifications
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© Copyrighted 3 Quality Quality measurement Expectations can be vague (esp. services) Statistical Process Control (SPC) Monitor processes, identify emerging issues, take corrective action Chance/Natural variation vs. Assignable variation Charts Variable (interval or ratio) measures track product/service parameter
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Chapter 4 - Map Statistical Process Control SPC Process...

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