Monitoring process variability with symmetric control limits

Control charts for monitoring process variability, such as the R-chart and S-chart, do not have symmetric probability limits as the distribution of the sample variability is not normal. Hence, the usual zone rules can not be applied although it is still desirable to be able to use the information fr...

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Bibliographic Details
Main Author: YANG, Zhenlin
Format: text
Language:English
Published: Institutional Knowledge at Singapore Management University 2002
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Online Access:https://ink.library.smu.edu.sg/soe_research/2064
https://ink.library.smu.edu.sg/context/soe_research/article/3063/viewcontent/YangXie2002.pdf
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Institution: Singapore Management University
Language: English