Diagnostic in Poisson Regression Models


Abstract


Poisson regression model is one of the most frequently used statistical methods as a standard method of data analysis in many fields. Our focus in this paper is on the identification of outliers, we mainly discuss the deviance and Pearson  as diagnostic statistics in identification. Simulation and real data are presented to assess the performance of the diagnostic statistics.


DOI Code: 10.1285/i20705948v5n2p178

Keywords: Poisson regression, Deviance, Pearson , outliers

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