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Biography

Contact Details:

Office:91��Ƭ��, Joka, D. H. Road,Kolkata - 700 104, INDIA Residence: Flat 2B, 46/6 Ballygunge Place Kolkata 700019, INDIA

Academics

Academic Background:

Ph.D.(Statistics) University of Connecticut, Storrs, U.S.A.;
MS (Statistics)University of Connecticut, Storrs, U.S.A.;
M.Sc.(Statistics) University of Calcutta, INDIA;
B.Sc.(Statistics)Presidency College, Calcutta, INDIA

Consulting Interests:

(i) Use of Multi-wall Paper Sacks: To identify the user industries of paper packaging through a market survey and to estimate the market potential of multi-wall paper packaging in India. (ii) Organizational Audit, Restructuring and Streamlining of the Dissemination of Trade Statistics and Intelligence (for Directorate General of Commercial Intelligence and Statistics, Ministry of Commerce and Industry, Govt. of India) (iii) Mid-term Appraisal of the Centrally Sponsored Scheme: Supplementation /Complementation of States' efforts through Work Plan (Macro Management) of Agriculture (for Ministry of Agriculture and Co-operation, Government of India) (iv) Conduct of Evaluation of the Projects Assisted by the Ministry of Food Processing Industries During Ninth Plan Period (1997-98 to 2001-02) in Respect of the Eastern Region Consisting of West Bengal, Orissa, Bihar, Jharkhand, and Andaman & Nicobar Islands (for the Ministry of Food Processing Industries, Government of India) (v) External Evaluation of State Resource Centre, Agartala, Tripura. (for the Directorate of Adult Education, Ministry of Human Resource Development, Govt. of India) (vi) External Evaluation of Post Literacy Programm in Khurda, Orissa, (for the National Literacy Mission, Govt. of India) (vii) Study of the Domestic Consumption of Tea in India using NSSO Survey Data (for Tea Board, India) (viii) Final Evaluation of the Total Literacy Campaign in Silchar, Assam (for the Ministry of Human Resource Development, Govt. of India) (ix) Study on Effectiveness of Block Resource Centres and Cluster Resource Centres in Providing Academic Support and Supervision to Elementary schools for the States of Assam & Mizoram (for the Ministry of Human Resource Development, Govt. of India) (x) Evaluation of the Central Sector Schemes for Strengthening /Promoting Agricultural Information System (for the Department of Agriculture and Cooperation, Govt. of India) (xi) Evaluation of the Central Sector Scheme for Development and Strengthening of Infrastructure Facilities for Production and Distribution of Quality Seeds (for the Department of Agriculture & Co-operation, Min of Agriculture, Govt. of India) (xii) Study of the gap between irrigation potential created and utilized in India, (Ministry of Water Resources, Govt. of India)

Current Projects:

* Improved multistage and sequential estimation procedures; Center for Management Development Studies, 91��Ƭ��, India. To develop shrinkage stopping rules resulting in early termination of sampling, and to consider improved shrinkage type estimators for estimating the parameters of interest. * Statistical inference using sequential and multistage methodologies; Center for Management Development Studies, 91��Ƭ��, India. To develop the asymptotic theory in the sequential estimation of parameters for normal and exponential populations using asymmetric loss functions. Comparison of various multistage methodologies using Monte-Carlo studies. * Decision support systems for forecasting business trends and managing resource constrained projects; Ministry of Human Resources Development, Government of India. To develop new interactive software packages for decision support in the areas of business forecasting and management of resource-constrained projects.

Experience

Work Experience:

[2001-present}: Professor, Operations Management Group, 91��Ƭ��, India;
[2000-2001]: Visiting Associate Professor, Department of Mathematics and Statistics, University of Nebraska-Lincoln, U.S.A.;
[1997-2000]: Associate Professor, Operations Management Group, 91��Ƭ��, India;
[1994-1997]: Assistant Professor, Department of Statistics, Presidency College, Calcutta, India;
[1993-1994]: Visiting Assistant Professor, Department of Statistics, University of Connecticut at Stamford, U.S.A.;
[1992-1993]: Visiting Lecturer, Department of Statistics, University of Connecticut at Stamford, U.S.A.;
[1989-1992]: Lecturer / Graduate Assistant, Department of Statistics, University of Connecticut, Storrs, U.S.A.;
[1983-1989]: Lecturer, Department of Statistics, Presidency College, Calcutta, India

Research

Journal Publications:

• Chattopadhyay, S. and Sengupta, R.N. (2006): Three-stage and Accelerated Sequential Point Estimation of the Normal Mean using LINEX Loss Function, Statistics, Vol. 40, No. 1, 39 – 49.
• Chattopadhyay, S., Datta, S. and Sengupta, R. N.(2005): Asymmetric Penalized Prediction using Adaptive Sampling Procedures. Sequential Analysis, 24, 23-43.
• Datta, S. and Chattopadhyay, S.(2004): Sequential Estimation of the Slope in a Measurement-error Model. Applications of Sequential Methodologies, (Eds. N. Mukhopadhyay, S. Datta and S. Chattopadhyay), Marcel Dekker, Inc. New York.
• Chaturvedi, A. and Chattopadhyay, S. (2001): Sequential Point Estimation Procedures for the Generalized Life Distributions. American Journal of Mathematical and Management Sciences, 21, No. 3 & 4, 243-261.
• Chattopadhyay, S., Chaturvedi, A. and Sengupta, R. N. (2000): Sequential Estimation of a Linear Function of Normal Means under Asymmetric Loss Function. Metrika, 52, 225-235.
• Chattopadhyay, S. (2000): Sequential Estimation of Exponential Location Parameter using an Asymmetric Loss Function. Communications in Statistics: Theory and Methods, 29(4), 783-795.
• Chattopadhyay, S. (2000): Sequential Estimation of Exponential Location Parameter using an Asymmetric Loss Function. Communications in Statistics: Theory and Methods, 29(4), 783-795.
• Chattopadhyay, S. (1998): Sequential Estimation of the Normal Mean under Asymmetric Loss Function with a Shrinkage Stopping Rule. Metrika, 48, 53-59.
• Chattopadhyay, S. (1998): Estimation of a Linear Function of Multinormal Mean Vectors by Combining Available Independent Sequential Studies. Calcutta Statistical Association Bulletin, 48, 93-100.
• Mukhopadhyay, N. and Chattopadhyay, S. (1994): Comparing Means by Combining Individual Sequential Estimators Available from Independent Studies. Sankhya, Ser. A, 56, 128-143.
• Mukhopadhyay, N. and Chattopadhyay, S. (1994): Comparing Exponential Clinical Trials by Combining Individual Sequential Experiments Available from Independent Studies. Metron, 52, 17-40.
• Mukhopadhyay, N. and Chattopadhyay, S. (1993): Simultaneous Estimation of Proportions in a Finite Population. Calcutta Statistical Association Bulletin, 43, 65-73.
• Nukhopadhyay, N., Bendel, R. B., Nikolaidis, N. P. and Chattopadhyay, S (1992): Efficient Sequential Sampling Strategies for Long-term Environmental Monitoring. Water Resources Research, 28, 2245-2256.
• Mukhopadhyay, N. and Chattopadhyay, S. (1991): Sequential Methodologies for Comparing Exponential Mean Survival Times. Sequential Analysis, 10, 139-148.
• Mukhopadhay, N., Chattopadhyay, S. and Sahu, S. K. (1991): Further Developments in Estimation of the Largest Mean of k Normal Populations. Metrika, 40, 173-183.
• Sengupta, S. and Chattopadhyay, S. (1987): A Note on Circular Systematic Sampling. Sankhya, Ser.B, 49, 186-187.

Conferences:

• Chattopadhyay, S. and Sarkar, U. K. (2010): Sequential Estimation of the Smallest Location of k Exponential Populations under LINEX Loss: 23rd Nordic Conference on Mathematical Statistics, Voss, Norway, June 2010.
• Sarkar, U. K. and Chattopadhyay, S. (2010): Asymmetrically Penalized Estimation of the Normal Mean with Known Coefficient of Variation: 23rd Nordic Conference on Mathematical Statistics, Voss, Norway, June 2010.
• Chattopadhyay, S. (2009): Exponential Clinical Trials: Sequential Comparison under Asymmetric Penalty: Annual Conference of New Zealand Statistical Association (NZSA-2009), Auckland, Setember 2009.
• Chattopadhyay, S. and Dutta, T. (2008): Computer Intensive Methods for Designing the Pilot Sample in Adaptive Estimation under Asymmetric Loss Function: Joint Meeting of the 4th World Conference of the International Association for Statistical Computing (IASC) and the 6th Conference of the Asian Regional Section of IASC on Computational Statistics & Data Analysis, Yokohama, Japan, December 2008.
• Chattopadhyay, S. (2007): Sequential Estimation of Slope in a Measurement Error Model under Asymmetric Loss Function: Proceedings of the 56th Session of the International Statistical Institute, Lisbon, Portugal, August 2007.
• Chattopadhyay, S. (2005): A Note on Adaptive Accelerated Sampling under LINEX Loss: Proceedings of the 55th Session of the International Statistical Institute, Sydney, Australia, April 2005.
• Chattopadhyay, S. and Sengupta, R. N. (2003): Sequential Estimation under LINEX loss in a Regression Model: Proceedings of the 54th Session of International Statistical Institute, Berlin, Germany, August 2003.

Research Interests:

• Sequential methods in estimation and in selection and ranking problems; 
   
• Inference on finite population and survey sampling; 
   
• Multistage sampling methods in environmental health and in clinical studies; 
   
• Quantitative techniques in advanced marketing research.
   

Books/Book Chapters:

Mukhopadhyay, N. Datta, S. and Chattopadhyay, S. (2004): Applications of Sequential Methodologies, Marcel Dekker, Inc. New York.