Qi Zhang

  • Mathematics and Statistics, UNCG

There are 2 included publications by Qi Zhang :

TitleDateViewsBrief Description
Mean estimation of sensitive variables under measurement errors and non-response 2020 65 This study mainly consists of three important issues we face in survey sampling: social desirability bias, measurement errors, and non-response. In this dissertation, we study the mean estimation of a sensitive variable under measurement errors and n...
Ratio estimation of the mean under RRT models 2016 1162 Ratio estimation is a parameter estimation technique that uses a known auxiliary variable that is correlated with the study variable. In many situations, the primary variable of interest may be sensitive and it cannot be observed directly. However, w...