A score test for overdispersion in Poisson regression based on the generalized Poisson-2 model

DOI10.1016/j.jspi.2008.08.018zbMath1153.62013OpenAlexW1982230961WikidataQ59594079 ScholiaQ59594079MaRDI QIDQ999008

Cheryl L. Addy, James W. Hardin, Zhao Yang

Publication date: 30 January 2009

Published in: Journal of Statistical Planning and Inference (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jspi.2008.08.018

zbMATH Keywords

count datascore testoverdispersionPoisson modelgeneralized Poissonmicronucleic data set

Mathematics Subject Classification ID

Related Items (9)

Testing overdispersion in the zero-inflated Poisson model ⋮ An empirical approach to determine a threshold for assessing overdispersion in Poisson and negative binomial models for count data ⋮ Bivariate zero-inflated negative binomial regression model with applications ⋮ Multilevel zero-inflated generalized Poisson regression modeling for dispersed correlated count data ⋮ Functional Form for the Generalized Poisson Regression Model ⋮ Score tests for overdispersion in zero-inflated Poisson mixed models ⋮ Score Tests for Zero-Inflation in Overdispersed Count Data ⋮ A note on Dean's overdispersion test ⋮ Functional Form for the Zero-Inflated Generalized Poisson Regression Model

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• Testing Approaches for Overdispersion in Poisson Regression versus the Generalized Poisson Model
• The IOS Test for Model Misspecification
• Count Data Distributions
• Maximum Likelihood Estimation of Misspecified Models

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