A Comparison Study on the Performances Of X , EWMA and CUSUM Control Charts for Skewed Distributions Using Weighted Standard Deviations Methods

• Main Authors: Atta, Abdu M. A., Ramli, Razamin
• 格式: Article
• 语言: English
• 出版: Penerbit UTHM 2011
• 主题: QA Mathematics
• 在线阅读: https://repo.uum.edu.my/id/eprint/31029/1/JST%2003%2002%202011%2077-88.pdf; https://repo.uum.edu.my/id/eprint/31029/; https://publisher.uthm.edu.my/ojs/index.php/JST/article/view/358

In many statistical process control (SPC) applications, the ease of use of control charts leads to ignoring the fact that the process population of the quality characteristic being measured may be highly skewed. However, in many situations, the normality assumption is usually violated. Among the re...