Optimal variance estimation for generali
โ
Arijit Chaudhuri; Debesh Roy
๐
Article
๐
1997
๐
Elsevier Science
๐
English
โ 760 KB
The generalized regression (greg) predictor for the finite population total of a real variable is often employed when values of an auxiliary variable are available. Several variance estimators for it do well in large samples though bearing no optimality properties. We find a variance estimator which