Category Archives: OJS

Open Journal of Statistics

New Efficient Estimators of Population Mean Using Non-Traditional Measures of Dispersion

Authors: Rajesh Kumar Gupta, Subhash Kumar Yadav ABSTRACT One of the aims in survey sampling is to search for the estimators with highest efficiency. In the present paper, three improved estimators of population mean have been proposed using some non-traditional … Continue reading

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An Application of Heterogeneous Bayesian Regression Models with Time Varying Coefficients to Explore the Relationship between Customer Satisfaction and Shareholder Value

Authors: Duncan K. H. Fong, Qian Chen, Zhe Chen, Rui Wang ABSTRACT The authors propose new Bayesian models to obtain individual-level and time-varying regression coefficients in longitudinal data involving a single observation per response unit at each time period. An … Continue reading

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Estimation of Population Ratio in Post-Stratified Sampling Using Variable Transformation

Author(s):Aloy Chijioke Onyeka, Chinyeaka Hostensia Izunobi, Iheanyi Sylvester Iwueze ABSTRACT Extending the work carried out by [1], this paper proposes six combined-type estimators of population ratio of two variables in post-stratified sampling scheme, using variable transformation. Properties of the proposed … Continue reading

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