Improved memory-type ratio estimator for population mean in stratified random sampling under linear and non-linear cost functions
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DOI: 10.1007/s00500-023-09598-4
Abstract: This paper offers an improved memory-type ratio estimator in stratified random sampling under linear and non-linear cost functions. The issue is given as all integer non-linear programming problems (AINLPPs). The sampling properties mainly the bias… read more here.
Keywords: non linear; improved memory; ratio estimator; memory type ... See more keywords
On the efficiency of ratio estimator over the regression estimator
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DOI: 10.1080/03610926.2015.1100741
Abstract: ABSTRACT It is well known that the ratio and product estimators have the limitation of having efficiency not exceeding that of the linear regression estimator. This paper develops a new approach to ratio estimation that… read more here.
Keywords: regression estimator; efficiency; estimator; ratio estimator ... See more keywords