ARL Evaluation of a DEWMA Control Chart for Autocorrelated Data: A Case Study on Prices of Major Industrial Commodities

The double exponentially weighted moving average (DEWMA) control chart, an extension of the EWMA control chart, is a useful statistical process control tool for detecting small shift sizes in the mean of processes with either independent or autocorrelated observations. In this study, we derived expl...

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Bibliographic Details
Main Authors: Yadpirun Supharakonsakun, Yupaporn Areepong
Format: Article
Language:English
Published: Ital Publication 2023-10-01
Series:Emerging Science Journal
Subjects:
Online Access:https://www.ijournalse.org/index.php/ESJ/article/view/1748