SIX SIGMA-BASED RANGE AND STANDARD DEVIATION CHARTS FOR CONTINUOUS QUALITY IMPROVEMENT

Control charts for range (R-chart) and standard deviation (S-chart) are commonly used charts along with X-bar control chart for variables. One of the major challenges in these charts is the use of appropriate estimators of the unknown population parameters involved in the control limits. In this pa...

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Bibliographic Details
Main Author: Joghee Ravichandran
Format: Article
Language:English
Published: Center for Quality, Faculty of Engineering, University of Kragujevac, Serbia 2017-09-01
Series:International Journal for Quality Research
Subjects:
Online Access:http://www.ijqr.net/journal/v11-n3/3.pdf