EWMA Chart in Excel

Use the EWMA Chart when you have one sample and want to detect small shifts in performance.

The EWMA (exponentially weighted moving average) chart's performance is similar to the Cusum chart.

Example of an EWMA Chart created in the QI Macros for Excel

ewma chart in Excel using the QI Macros

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To create an Ewma Chart in Excel using the QI Macros...
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