We use cookies to ensure that we give you the best experience on our website. You can change your cookie settings at any time. Otherwise, we'll assume you're OK to continue.

Durham University

Research & business

View Profile

Publication details

Einbeck, Jochen & Wilson, Paul (2016), A diagnostic plot for assessing model fit in count data models, in Dupuy, J.F. & Josse, J. eds, I: International Workshop on Statistical Modelling. Rennes, France, Statistical Modelling Society, 103-108.

Author(s) from Durham


Whilst many numeric methods, such as AIC and deviance, exist for assessing model fit, diagrammatic methods are few. We present here a diagnostic plot, to which we refer as `Christmas tree plot' due its characteristic shape, that may be used to visually assess the suitability of a given count data model.


Conference date: 4-8 July 2016