Developing a performance index with a Poisson process and an exponential distribution for operations management and continuous improvement

作者：

Highlights：

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• An operating performance index with a Poisson process and an exponential distribution is developed.

• The statistical properties of the operating performance index are given.

• Exact confidence intervals and regions are constructed.

• The performance goal of Six Sigma is achieved.

• Useful insights are offered to business managers.

摘要

•An operating performance index with a Poisson process and an exponential distribution is developed.•The statistical properties of the operating performance index are given.•Exact confidence intervals and regions are constructed.•The performance goal of Six Sigma is achieved.•Useful insights are offered to business managers.

论文关键词：Operating performance index (OPI),Performance measurement,Six sigma,Confidence interval

论文评审过程：Received 10 June 2017, Revised 19 March 2018, Available online 27 April 2018, Version of Record 31 May 2018.

论文官网地址：https://doi.org/10.1016/j.cam.2018.03.034