Definition: Post Randomisation Method (PRAM)

Category: Statistical methodologies

Protection method for microdata in which the scores of a categorical variable are changed with certain probabilities into other scores. It is thus intentional misclassification with known misclassification probabilities. http://ec.europa.eu/eurostat/ramon/statmanuals/files/SDC_Handbook.pdf
Source:
ESSNet SDC (Network of Excellence in the European Statistical System in the field of Statistical Disclosure Control), under the coordination of Anco HUNDEPOOL, "Handbook on Statistical Disclosure Control", version 1.2 (2010 Edition)
Created:
Updated: