Réponse
The spc.mChart action produces charts of subgroup medians, which are used to analyze the central tendency of a process.
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Other questions about mChart
How can I specify the method for estimating the process standard deviation?
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How can I save the control limits to an output table?
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Is it possible to generate a chart only when control limits are exceeded?
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What is the primary input table for the mChart action?
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How is the central line on the median chart estimated?
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