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Lower Confidence Limits on Process Capability Indices Based on the Range

 

作者: Li Huaixiang,   D. B. Owen,   A. Salvador,   A. Borrego,  

 

期刊: Communications in Statistics - Simulation and Computation  （Taylor Available online 1990）
卷期: Volume 19, issue 1  

页码: 1-24

 

ISSN:0361-0918

 

年代: 1990

 

DOI:10.1080/03610919008812842

 

出版商: Marcel Dekker, Inc.

 

关键词: normal distribution;Patnaik’s approximation to distribution of range and mean range

 

数据来源: Taylor

 

摘要:

The common measures of process capability, usually indicated by Cp, CPU, CPL, and Cpkare considered. Tables of lower confidence limits are given on these measures where the sample mean, and the sample range (properly adjusted by d2) are substituted for the population mean and population standard deviation in the definition formulas.

 

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