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Improvement of Ratio‐Type Estimators‐II
Author(s) -
Dharmadhikari S.,
Tankou V.
Publication year - 1991
Publication title -
biometrical journal
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.108
H-Index - 63
eISSN - 1521-4036
pISSN - 0323-3847
DOI - 10.1002/bimj.4710330611
Subject(s) - estimator , multivariate statistics , mathematics , statistics , type (biology) , econometrics , biology , ecology
This paper generalizes the results of A GARWAL (1980) and A GARWAL and K UMAR (1985) by constructing a multivariate ratiotype estimator which, to a first order of approximation, is as efficient as the regression estimator.
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