The following publications are possibly variants of this publication:
- Improved estimation of population mean in simple random sampling using information on auxiliary attributeHousila P. Singh, Ramkrishna S. Solanki. amc, 218(15):7798-7812, 2012. [doi]
- Estimation of population mean using information on auxiliary attribute in two-phase samplingSachin Malik, Rajesh Singh. amc, 261:114-118, 2015. [doi]
- Estimation of Finite Population Variance Using Scrambled Responses in the Presence of Auxiliary InformationSarjinder Singh, Stephen A. Sedory, Raghunath Arnab. cssc, 44(4):1050-1065, 2015. [doi]