The Mixed Liu Estimator in Stochastic Restricted Linear Measurement Error Model

Author:

Wu Jibo1ORCID

Affiliation:

1. School of Mathematics and Big Data, Chongqing University of Arts and Sciences, Chongqing 402160, China

Abstract

Ghapani and Babdi [1] proposed a mixed Liu estimator in linear measurement error model with stochastic linear restrictions. In this article, we propose an alternative mixed Liu estimator in the linear measurement error model with stochastic linear restrictions. The performance of the new mixed Liu estimator over the mixed estimator, Liu estimator, and mixed Liu estimator proposed by Ghapani and Babdi [1] are discussed in the sense of mean squared error matrix. Finally, a simulation study is given to show the performance of these estimators.

Funder

Natural Science Foundation of Chongqing

Publisher

Hindawi Limited

Subject

General Mathematics

Reference22 articles.

1. Mixed Liu estimator in linear measurement error models

2. Measurement Error Models

3. Inadmissibility of usual estimator for the mean of a multivariate normal distribution;C. Stein

4. Ridge Regression: Biased Estimation for Nonorthogonal Problems

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