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Quality Control: R Chart
1. Chart description: ranges of a continuous process variable.
2. Click Quality Control | R...
Variables observations for a subgroup are in one row of columns.
Estimate (UWAVE-R / MVLUE-R)
UWAVE-R UnWeighted AVErage of subgroup estimates based on subgroup Ranges.
MVLUE-R Minimum Variance Linear Unbiased Estimator computed as a weighted average of subgroups.
3. After the chart is generated, click Commend (refer to GUI) to view the chart.