International Journal of Engineering and Management Research (IJEMR)
  • Year: 2020
  • Volume: 10
  • Issue: 6

Estimating population mean in sample surveys

  • Author:
  • Vyas Dubey1, Minal Uprety2, Ujjwal Dubey3
  • Total Page Count: 12
  • Page Number: 106 to 117

1Professor and Head, School of Studies in Statistics, Pt. Ravishankar Shukla University, Raipur, Chhattisgarh, India

2Assistant Professor, Department of Quantitative Techniques/Systems, Prestige Institute of Management and Research, Indore, Madhya Pradesh, India

3Computer Science Engineer, Department of Computer Science and Engineering, Shri Shankaracharya Group of Institutions, Bhilai, Chhattisgarh, India

*Corresponding Author: ujjwaldubey1212@gmail.com

Online published on 29 January, 2021.

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.

Keywords

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