To choose how the standard deviation is estimatedTo choose how the standard deviation is estimated1 In the control chart dialog box, click control chart Options. Click the Estimate tab.
2 Under Method for estimating standard deviation, choose a method. Then click OK.
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Note |
When you use Omit the following subgroups when estimating parameters with Length of moving range, Minitab excludes any moving ranges with omitted data from the calculations. |