Comparison of ratio estimators in two-phase sampling
Tóm tắt
To estimate the finite population mean,
$$\bar Y$$
, a two-phase sample may be selected. A simple random sample of sizen′ is chosen, and a concomitant variable,X, is measured for all units. Then, a simple random subsample of sizen (0
Tài liệu tham khảo
Cochran, W. G. (1963).Sampling Techniques, John Wiley and Sons, New York, Second edition.
deGraft-Johnson, K. T. (1969). Some contributions to the theory of two-phase sampling, Ph.D. dissertation, Iowa State University, Ames, Iowa.
Frauendorfer, R. (1967). Numerical analysis of some unbiased and approximately unbiased ratio type estimators, M.S. thesis, Iowa State University.
Quenouille, M. H. (1956). Notes on bias in estimation,Biometrika,43, 353–360.
Rao, J. N. K. (1969). Ratio and regression estimators,New Developments in Survey Sampling, N. L. Johnson and H. SMith, editors, New York: Wiley, 213–234.
Tin, M. (1965). Comparison of some ratio estimators,J. Amer. Statist. Ass.,60, 294–307.