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ERIC Number: EJ972529
Record Type: Journal
Publication Date: 2012
Pages: 20
Abstractor: As Provided
ISBN: N/A
ISSN: ISSN-1538-8220
EISSN: N/A
Pick Your Poisson: A Tutorial on Analyzing Counts of Student Victimization Data
Huang, Francis L.; Cornell, Dewey G.
Journal of School Violence, v11 n3 p187-206 2012
School violence research is often concerned with infrequently occurring events such as counts of the number of bullying incidents or fights a student may experience. Analyzing count data using ordinary least squares regression may produce improbable predicted values, and as a result of regression assumption violations, result in higher Type I errors. Count data are optimally analyzed using Poisson-based regression techniques such as Poisson or negative binomial regression. We apply these techniques to an example study of bullying in a statewide sample of 290 high schools and explain how Poisson-based analyses, although less familiar to many researchers, can produce findings that are more accurate and reliable, and are easier to interpret in real-world contexts. (Contains 5 tables and 3 figures.)
Routledge. Available from: Taylor & Francis, Ltd. 325 Chestnut Street Suite 800, Philadelphia, PA 19106. Tel: 800-354-1420; Fax: 215-625-2940; Web site: http://www.tandf.co.uk/journals
Publication Type: Journal Articles; Reports - Research
Education Level: High Schools
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers - Location: Virginia
Grant or Contract Numbers: N/A