37 citations · 38 across the 2 of their papers we have counts for
2 papers
math.GM2009★ 1 cited
Ratio Estimators in Simple Random Sampling Using Information on Auxiliary Attribute
Rajesh Singh, Pankaj Chauhan, Nirmala Sawan +1
Some ratio estimators for estimating the population mean of the variable under study, which make use of information regarding the population proportion possessing certain attribute…
math.GM2009★ 37 cited
Improved Exponential Estimator for Population Variance Using Two Auxiliary Variables
Rajesh Singh, Pankaj Chauhan, Nirmala Sawan +1
In this paper exponential ratio and exponential product type estimators using two auxiliary variables are proposed for estimating unknown population variance . Problem is ex…