![]() Quality Quandaries: Interpretation Of Signals From Runs Rules In Shewhart Control Charts ( Quality Engineering) The example of Douwe Egberts, a Dutch tea and coffee manufacturer/distributor, demonstrates how run rules and a Shewhart control chart can be used as an effective statistical process control tool. Upon use of the case study in classrooms or organizations, readers should be able to create a control chart and interpret its results, and identify situations that would be appropriate for control chart analysis. Using Control Charts In A Healthcare Setting (PDF) This teaching case study features characters, hospitals, and healthcare data that are all fictional. Improving Healthcare With Control Charts Case Studies You can also search articles, case studies, and publications for control chart resources. See a sample control chart and create your own with the control chart template (Excel). When you have at least 20 sequential points from a period when the process is operating in control, recalculate control limits. If so, the control limits calculated from the first 20 points are conditional limits.
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