QI Macros Control Chart Menu

Convert Skyline Limits to Wave on Control Charts

It's easy to Convert Skyline Limits to Waves on p, u, XbarR, XbarS control charts created by QI Macros.

Existing Charts Created with a Macro

Convert Skyline UCL/LCL Limits to Wave on Control Chart

  1. After creating a "Skyline" (i.e., stair-step limits) control chart (p, u, XbarR, XbarS), click on the chart and then click on the QI Macros chart menu and select Skyline to Wave.

  2. The macros will convert the Skyline limits (that use Excel error-bars) to Wave limits.

Convert Skyline to Wave on Control Chart

  1. After converting a "Skyline" control chart (p, u, XbarR, XbarS) to Wave style, click on the chart and then click on the QI Macros chart menu and select Wave to Skyline.

  2. The macros will convert p, u, XbarR and XbarS charts back to Skyline limits.

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