Improved Estimators of the Mean of a Normal Distribution with a Known Coefficient of Variation

This paper is to find the estimators of the mean θ for a normal distribution with mean θ and variance aθ2, a>0, θ>0. These estimators are proposed when the coefficient of variation is known. A mean square error (MSE) is a criterion to evaluate the estimators. The results show that the proposed...

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Bibliographic Details
Main Authors: Wuttichai Srisodaphol, Noppakun Tongmol
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Journal of Probability and Statistics
Online Access:http://dx.doi.org/10.1155/2012/807045
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