Fisher F Test with signifi cantly low values in small samples

Testing for differences between groups is usually done with the Fisher-F test. In practice, it has been known to return unusually small, but significant values. This situation is seldom covered by theory, usually being considered a fault of the model or of the analysis. This paper looks at a real li...

Full description

Bibliographic Details
Main Author: Alina BARBU
Format: Article
Language:English
Published: Romanian National Institute of Statistics 2011-05-01
Series:Revista Română de Statistică
Subjects:
Online Access:http://www.revistadestatistica.ro/Articole/2011/A5en_rrs%204_2011.pdf
Description
Summary:Testing for differences between groups is usually done with the Fisher-F test. In practice, it has been known to return unusually small, but significant values. This situation is seldom covered by theory, usually being considered a fault of the model or of the analysis. This paper looks at a real life situation where significantly low F-values were encountered, and presents the way these values were treated.
ISSN:1018-046X
1844-7694