Open AccessA modified efficient difference-type estimator for population mean under two-phase sampling design
Author(s) -
A.E. Anieting,
J. K. Mosugu
Publication year - 2020
Publication title -
open journal of mathematical sciences
Language(s) - English
Resource type - Journals
eISSN - 2616-4906
pISSN - 2523-0212
DOI - 10.30538/oms2020.0110
Subject(s) - estimator , mean squared error , mathematics , population mean , efficient estimator , bias of an estimator , ratio estimator , statistics , minimum variance unbiased estimator , efficiency , trimmed estimator , invariant estimator , minimax estimator
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