Asymptotic Comparison of Method of Moments Estimators and Maximum Likelihood Estimators of Parameters in Zero-Inflated Poisson Model

G. Nanjundan, T. Raveendra Naika

Department of Statistics, Bangalore University, Bangalore, India.
Maharani’s Science College for Women, Bangalore, India.

DOI: 10.4236/am.2012.36095                

Abstract

This paper discusses the estimation of parameters in the zero-inflated Poisson (ZIP) model by the method of moments. The method of moments estimators (MMEs) are analytically compared with the maximum likelihood estimators (MLEs). The results of a modest simulation study are presented.

Keywords

Zero-Inflated Poisson Model; Maximum Likelihood and Moment Estimators; EM Algorithm; Asymptotic Relative Efficiency

Conflicts of Interest

The authors declare no conflicts of interest.

References

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