A comparative study of the estimators obtained from weighted means of mean per unit estimator and ratio / product estimators

Katyar, N. P.Singh, Umesh2017-06-122017-06-122007http://krishikosh.egranth.ac.in/handle/1/5810019617enRatio ,AgricultureA comparative study of the estimators obtained from weighted means of mean per unit estimator and ratio / product estimatorsThesis