1 Facultad de Ingeniería, Universidad del Magdalena, Santa Marta, Colombia 2 Department of Statistics, Faculty of Science, King Abdulaziz University, Jeddah, Saudi Arabia When initial sample ...
Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
Abstract: Statistical quality control (SQC) is a set of interrelated tools such as statistical process control (SPC), design of experiments, acceptance sampling, and other tools that are used to ...
Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...
In this paper, we tackle this problem by investigating the performance of the Phase II Shewhart-type RZ control chart monitoring the ratio of two normal variables whose relationship is captured by a ...
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