Estimation of the current population total for a four-phase sampling design

The combined ratio-type estimators of the finite population total and their variances in the case of sample rotation for two-phase and four-phase sampling schemes are constructed in the paper. Combined estimators of the finite population total without and with the use of auxiliary information known...

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Bibliographic Details
Main Authors: Viktoras Chadyšas, Danutė Krapavickaitė
Format: Article
Language:English
Published: Vilnius University Press 2016-03-01
Series:Nonlinear Analysis
Subjects:
Online Access:http://www.zurnalai.vu.lt/nonlinear-analysis/article/view/13490