Calibration approach-based chain ratio type and chain product type estimators in two-phase sampling involving two auxiliary variables
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DOI: 10.1080/15598608.2017.1341354
Abstract: In this article, we propose a chain ratio type and a chain product type estimator of population total in two-phase sampling when information on two auxiliary characters is available in different phases. It is assumed… read more here.
Keywords: ratio type; chain; type chain; auxiliary variables ... See more keywords
A Class of Ratio-Type Estimator Using Two Auxiliary Variables for Estimating The Population Mean With Some Known Population Parameters
Sign Up to like & getrecommendations! Published in 2019 at "Pakistan Journal of Statistics and Operation Research"
DOI: 10.18187/pjsor.v15i2.2558
Abstract: In this paper, we have suggested a class of ratio type estimators with a linear combination using two auxiliary variables with some known population mean of the study variable. The bias and the mean square… read more here.
Keywords: population; ratio; ratio type; class ratio ... See more keywords