TY - JOUR JF - JSS JO - JSS VL - 13 IS - 1 PY - 2019 Y1 - 2019/9/01 TI - A New Combined Randomized Response Model TT - یک مدل پاسخ تصادفیده مرکب جدید N2 - ‎Usually in survey sampling when the sensitive questions are asked directly‎, ‎the respondents do not provide true answers‎. ‎The randomized response techniques have been introduced to protect the privacy responses‎. ‎In this article we focus on Simons randomized response technique for qualitative variables‎. ‎Using the combination of the two different‎ ‎Simmons’ models‎, ‎a new combined randomized response technique is introduced to increase protection of privacy‎. ‎Using simulation in R package‎, ‎efficiency of the proposed model is compared to the Simmons’ and Alavi and Tajodini's (1394) models‎. ‎Finally‎, ‎the proposed model has been employed for estimating the proportion of student cheating in Shahid Chamran University‎. SP - 173 EP - 184 AU - Alavi, Sayed Mohammad Reza AU - Joharzadeh, Mohammad AU - Chinipardaz, Rahim AD - Department of Statistics‎, ‎Shahid Chamran University of Ahvaz‎, ‎Ahvaz‎ , ‎Iran. KW - ‎Randomized Rresponse‎ KW - ‎Simmons’ Method‎ KW - ‎Unrelated Questions‎ KW - ‎Combined Randomized Response‎ KW - ‎Proportion of Sensitive Attribute. UR - http://jss.irstat.ir/article-1-470-en.html DO - 10.29252/jss.13.1.173 ER -