Singh, Housila P.; Tarray, Tanveer A. - In: Statistica 74 (2014) 1, pp. 61-79
This paper suggests a stratified optional randomized response model based on Mangat and Singh (1994) model that has proportional and optimal allocation and larger gain in efficiency. Numerically it is found that the suggested model is more efficient than Kim and Warde (2004) stratified...