Modified Ratio Estimator-1

Asra Nazir, S. Maqbool, Rafia Jan

Abstract


The present study proposes improved ratio estimator by utilizing the estimator of Ray and Singh (1981) in simple random sampling. We calculate Mean square error (MSE) and compared it with other existing estimators. Theoretical result is supported by a numerical illustration.


Keywords


Ratio type estimator Simple random sampling, Mean square error, Auxiliary variable, Efficiency

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Copyright (c) 2014 Asra Nazir, S. Maqbool, Rafia Jan

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