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Quality and Process Methods > Control Chart Builder > Additional Examples of Control Chart Builder > Three Way Control Chart Example
Publication date: 11/10/2021

Three Way Control Chart Example

Three way control charts are useful when there is variation between batches and variation within batches.

1. Select Help > Sample Data Library and open Quality Control/Vial Fill Weights.jmp.

2. Select Analyze > Quality and Process > Control Chart > Three Way Control Chart.

3. Select Fill Weight and click Y.

4. Select Sample and click Subgroup.

5. Click OK.

Figure 3.31 Three Way Control Chart for Fill Weight 

Three Way Control Chart for Fill Weight

Image shown here

A Moving Range chart appears between the Range and Average charts. The limits on the Average (XBar) chart are now calculated using the moving range between each sample.

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