Estimating Population Mean in Sample Surveys

Dr. Vyas Dubey; Dr. Minal Uprety; Ujjwal Dubey

doi:10.31033/ijemr.10.6.15

Dr. Vyas Dubey Professor and Head, School of Studies in Statistics, Pt. Ravishankar Shukla University, Raipur, C.G., INDIA
Dr. Minal Uprety Assistant Professor, Department of Quantitative Techniques/Systems, Prestige Institute of Management and Research, Indore, M.P., INDIA
Ujjwal Dubey Computer Science Engineer, Department of Computer Science and Engineering, Shri Shankaracharya Group of Institutions, Bhilai, C.G., INDIA

DOI: https://doi.org/10.31033/ijemr.10.6.15

Keywords: Bias, Mean Squared Error (MSE), Relative Efficiency, Simple Random Sampling without Replacement (SRSWOR), Probability Proportional to Size (PPS) Sampling

Abstract

The paper deals with a generalized estimator of population mean which includes several estimators as its particular cases. Under certain conditions, the proposed estimator is more efficient than existing estimators. Results are supported by numerical illustration.

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