A Multi-Proportions Randomized Response Model
多类别比例的随机化回答模型
In surveys of human populations respondents are not likely to participate or tell the truth when the reply may tend to stigmatize them in the eyes of the surveyor. Warner developed a technique for estimating the proportion of persons with such a sensitive characteristic in a binomial situation by having the respondent answer only “Yes” or “No” to one of two questions selected at random. This technique is hereby extended to the case where the population can be divided into t…