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A diagnostic plot for assessing model fit in count data models.

Einbeck, Jochen and Wilson, Paul (2016) 'A diagnostic plot for assessing model fit in count data models.', in Proceedings of the 31st International Workshop on Statistical Modelling. July 4-8, 2016, Rennes, France. , pp. 103-108.

Abstract

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.

Item Type:Book chapter
Full text:(AM) Accepted Manuscript
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Status:Peer-reviewed
Publisher Web site:http://www.statmod.org/workshops_archive_proceedings_2016.htm
Record Created:28 Jul 2016 11:50
Last Modified:29 Jul 2016 13:50

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