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Negative score test statistic

Morgan, Byron J. T., Palmer, Karen J., Ridout, Martin S. (2007) Negative score test statistic. American Statistician, 61 (4). pp. 285-288. ISSN 0003-1305. (doi:10.1198/000313007X242972) (The full text of this publication is not currently available from this repository. You may be able to access a copy if URLs are provided) (KAR id:3174)

The full text of this publication is not currently available from this repository. You may be able to access a copy if URLs are provided.
Official URL:
http://dx.doi.org/10.1198/000313007X242972

Abstract

If one uses the observed information matrix, rather than the expected information matrix in a score test, then it is possible to obtain a negative test statistic. A simple illustration of this is provided for a zero-inflated Poisson distribution

Item Type: Article
DOI/Identification number: 10.1198/000313007X242972
Uncontrolled keywords: STILLBIRTHS IN LITTERS; ZERO-INFLATED POISSON DISTRIBUTION; ZERO-MODIFIED POISSON DISTRIBUTION
Subjects: Q Science > QA Mathematics (inc Computing science) > QA276 Mathematical statistics
Divisions: Divisions > Division of Computing, Engineering and Mathematical Sciences > School of Mathematics, Statistics and Actuarial Science
Depositing User: Byron Morgan
Date Deposited: 14 May 2008 09:25 UTC
Last Modified: 05 Nov 2024 09:34 UTC
Resource URI: https://kar.kent.ac.uk/id/eprint/3174 (The current URI for this page, for reference purposes)

University of Kent Author Information

Morgan, Byron J. T..

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Ridout, Martin S..

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