Efficient and Highly Robust Hotelling T² Control Charts Using Reweighted Mininum Vector Variance

• Main Author: Hazlina, Ali
• Format: Thesis
• Language: English; English
• Published: 2013
• Subjects: QA273-280 Probabilities. Mathematical statistics
• Online Access: https://etd.uum.edu.my/3870/1/s91512.pdf; https://etd.uum.edu.my/3870/7/s91512.pdf; https://etd.uum.edu.my/3870/

Hotelling T² control chart is an effective tool in statistical process control for multivariate environment. However, the performance of traditional Hotelling T² control chart using classical location and scatter estimators is usually marred by the masking and swamping effects. In order to alleviate...