Randomized Response Techniques

Genesis, background and the need for Randomized Response Techniques (RRT).- Reviews of background material on RRT.- How to use Randomized Response survey data obtained by a specific procedure to judge its efficiency relative to a possible rival.- Fixing the size of a varying probability sample in a Direct and a Randomized Response survey.- Likelihood approach and its ramifications.- Optional Randomized Response Technique (ORRT).- Protection of Privacy.- Variation from classical data generating procedures by repeated drawing.- Other Topics beyond Chaudhuri (2011) and Chaudhuri and Christofides (2013).- Topics covered in the literature subsequent to Chaudhuri (2011).- Alternatives to RRT in studying sensitive and stigmatizing issues.- An epilogue.

Arijit Chaudhuri is Honorary Visiting Professor at the Applied Statistics Unit at the Indian Statistical Institute (ISI), Kolkata, India, since 1st September 2005. Professor Chaudhuri holds a Ph.D. in Statistics in the area of sample surveys from the University of Calcutta, Kolkata, India, from where he also graduated. He worked as a postdoctoral researcher for two years at the University of Sydney (1973-1975), Australia. He retired as a professor from the ISI, Kolkata, India, on 31st August 2002, where he then continued to work as the CSIR Emeritus Scientist for three years up to 31st August 2005. His areas of research include mean square error estimation in multi-stage sampling, analytical study of complex surveys, randomized response surveys and small area estimation. In 2000, he was elected as the President of the Section of Statistics for the Indian Science Congress and worked for the Government of West Bengal for 12 years as the Committee Chairman for the improvement of crop statistics. He has also worked with the Government of India to apply sophisticated methods of small area estimation in improving state and union territory level estimates of various parameters of national importance. He has worked on various global assignments upon invitation, including visiting professorships at several universities and statistical offices in the USA, Canada, England, Germany, the Netherlands, Sweden, Israel, Cyprus, Turkey, Cuba and South Africa, from 1979-2009. He has successfully mentored 10 Ph.D. students and published more than 150 research papers in peer-reviewed journals, a few of them jointly with his students and colleagues. He is the author of 11 books on survey sampling.

Sanghamitra Pal is Assistant Professor at the Department of Statistics, West Bengal State University (WBSU), India, since 2009. She has completed her Ph.D. in Statistics from the Indian Statistical Institute (ISI), Kolkata, in 2004. Earlier, she