Year : 2021
A clustering method combining multiple range tests and K-means
Cite this Research Publication : T. J. Devika and Dr. Ravichandran J., “A clustering method combining multiple range tests and K-means”, Communications in Statistics - Theory and Methods, pp. 1-56, 2021.
Publisher : Communications in Statistics - Theory and Methods
Year : 2020
Performance evaluation of exponential distribution using Six Sigma-based tail probabilities.
Cite this Research Publication : S. Kalaivani and Dr. Ravichandran J., “Performance evaluation of exponential distribution using Six Sigma-based tail probabilities”, Communications in Statistics - Simulation and Computation, pp. 1-21, 2020.
Publisher : Communications in Statistics - Simulation and Computation, Taylor & Francis
Year : 2020
Six Sigma quality evaluation of life test data based on Weibull distribution
Cite this Research Publication :
Niveditha A. and Dr. Ravichandran J., “Six Sigma quality evaluation of life test data based on Weibull distribution”, International Journal of Quality & Reliability Management, 2020.
Publisher : International Journal of Quality & Reliability Management
Year : 2019
Transistion Probabilities and ARL performance of Six Sigma zone control charts
Cite this Research Publication :
Dr. Ravichandran J., “Transistion Probabilities and ARL performance of Six Sigma zone control charts”, Communications in Statistics - Theory and Methods, vol. 48, no. 16, pp. 3976 - 3991, 2019.
Publisher : Communications in Statistics - Theory and Methods
Year : 2019
Six Sigma metrics based on lognormal distribution for life tests
Cite this Research Publication :
Dr. Ravichandran J., “Six Sigma metrics based on lognormal distribution for life tests”, International Journal of Quality & Reliability Management, vol. 36, no. 9, pp. 1477 - 1489, 2019.
Publisher : International Journal of Quality & Reliability Management
Year : 2019
Self-starting X-bar control chart based on Six Sigma quality and sometimes pooling procedure
Cite this Research Publication :
Dr. Ravichandran J., “Self-starting X-bar control chart based on Six Sigma quality and sometimes pooling procedure”, Journal of Statistical Computation and Simulation, vol. 89, no. 2, pp. 362-377, 2019.
Publisher : Journal of Statistical Computation and Simulation
Year : 2019
A review of specification limits and control limits from the perspective of Six Sigma quality processes
Cite this Research Publication :
Dr. Ravichandran J., “A review of specification limits and control limits from the perspective of Six Sigma quality processes”, International Journal of Six Sigma and Competitive Advantage , vol. 11, 1 vol., pp. Pages: 58 - 72, 2019.
Publisher : International Journal of Six Sigma and Competitive Advantage
Year : 2017
Six Sigma – Based Range And Standard Deviation Charts For Continuous Quality Improvement
Cite this Research Publication : Dr. Ravichandran J., “Six Sigma - Based Range And Standard Deviation Charts For Continuous Quality Improvement”, International Journal for Quality Research, vol. 11, no. 3, pp. 525-542, 2017.
Publisher : International Journal for Quality Research
Year : 2017
Quality Paper Control chart for high-quality processes based on Six Sigma quality
Cite this Research Publication :
Dr. Ravichandran J., “Quality Paper Control chart for high-quality processes based on Six Sigma quality”, International Journal of Quality & Reliability Management, vol. 34 , pp. 2-17, 2017.
Publisher : International Journal of Quality Reliability Management
Year : 2017
A Note on Determination of Sample Size from the Perspective of Six Sigma Quality
Cite this Research Publication : Dr. Ravichandran J., “A Note on Determination of Sample Size from the Perspective of Six Sigma Quality”, Journal of Modern Applied Statistical Methods, vol. 16, no. 1, 2017.
Publisher : Journal of Modern Applied Statistical Methods
Year : 2016
Six Sigma-based X-bar Control chart for Continuous Quality Improvement
Cite this Research Publication : Dr. Ravichandran J., “Six Sigma-based X-bar Control chart for Continuous Quality Improvement”, International Journal of Quality Research, vol. 10, no. 2, pp. 257 – 266, 2016.
Publisher : International Journal of Quality Research
Year : 2016
Estimation of DPMO and EGPMO for Higher-the-Better and Lower-the-better Quality Characteristics for Quality Evaluation
Cite this Research Publication : Dr. Ravichandran J., “Estimation of DPMO and EGPMO for Higher-the-Better and Lower-the-better Quality Characteristics for Quality Evaluation”, Total Quality Management & Business Excellence, vol. 27, no. 10, pp. 1112 - 1120, 2016.
Publisher : Total Quality Management Business Excellence
Year : 2015
Control Chart for High Quality Processes Based on Six Sigma Quality
Publisher : International Journal of Quality and Reliability Management
Year : 2012
A review of preliminary test-based statistical methods for the benefit of Six Sigma quality practitioners
Cite this Research Publication : Dr. Ravichandran J., “A review of preliminary test-based statistical methods for the benefit of Six Sigma quality practitioners”, Statistical Papers, vol. 53, pp. 531-547, 2012.
Publisher : Statistical Papers
Year : 2011
A chi-square-based heuristic statistical procedure for approximating bid price in a competitive marketplace: A case study
Cite this Research Publication : Dr. Ravichandran J., “A chi-square-based heuristic statistical procedure for approximating bid price in a competitive marketplace: A case study”, Journal of Business and Industrial Marketing, vol. 27, pp. 69-76, 2011.
Publisher : Journal of Business and Industrial Marketing
Year : 2008
The performance of treatments in single-factor experiments using Six Sigma metrics
Cite this Research Publication : Dr. Ravichandran J., “The performance of treatments in single-factor experiments using Six Sigma metrics”, International Journal of Six Sigma and Competitive Advantage, vol. 4, pp. 114-132, 2008.
Publisher : International Journal of Six Sigma and Competitive Advantage
Year : 2008
Finding the level of customer complaints
Cite this Research Publication : Dr. Ravichandran J., “Finding the level of customer complaints”, ISIXSIGMA, 2008.
Publisher : ISIXSIGMA
Year : 2007
Cost‐based Process Weights for DPMO and the Overall Performance of an Organization
Cite this Research Publication : Dr. Ravichandran J., “Cost‐based Process Weights for DPMO and the Overall Performance of an Organization”, The TQM Magazine, vol. 19, pp. 442-453, 2007.
Publisher : The TQM Magazine
Year : 2007
Cost based process weights for DPMO and the overall sigma level of an organization
Cite this Research Publication : Dr. Ravichandran J., “Cost based process weights for DPMO and the overall sigma level of an organization”, TQM Magazine, vol. 19, 5 vol., pp. 442-453, 2007.
Publisher : TQM Magazine
Year : 2006
Using Weighted-DPMO to Calculate an Overall Sigma Level
Cite this Research Publication : Dr. Ravichandran J., “Using Weighted-DPMO to Calculate an Overall Sigma Level”, 2006.
Year : 2006
Six Sigma Milestones: An Overall Sigma Level of an Organization
Publisher : Total Quality Management Business Excellence
Year : 2004
Six Sigma
Cite this Research Publication :
Dr. Ravichandran J., “Six Sigma”, INDUSTRY2.0, p. 82, 2004.
Publisher : INDUSTRY2.0,
Year : 1989
On power function of a conditionally specified test procedure in an unbalanced random effects model.
Cite this Research Publication :
Dr. Ravichandran J. and Rao, C. V., “On power function of a conditionally specified test procedure in an unbalanced random effects model.”, Journal of Indian Society for Agricultural Statistics, vol. 41, 2 vol., pp. 176-192, 1989.
Publisher : Journal of Indian Society for Agricultural Statistics
Year : 1988
Inference based on conditional speclfication
Cite this Research Publication : Dr. Ravichandran J., Han, C. P., and Rao, C. V., “Inference based on conditional speclfication”, Communications in Statistics-Theory and Methods, vol. 17, no. 6, pp. 1945-1964, 1988.
Publisher : Marcel Dekker, Inc