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On the variance of the ratio estimator for midzuno-sen sampling scheme |
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| Authors: | T. J. Rao |
| Affiliation: | (1) Indian Statistical Institute, Calcutta |
| Abstract: | Summary For the sampling scheme ofMidzuno [3] andSen [4], which provides unbiased ratio estimators an expression for the variance of the estimator does not seem to be available in literature. An expression for the same is derived in this note. |
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