Abstract
Get full access to this article
View all access options for this article.
References
1.
Fisher
R. A.
Statistical methods for research workers . (14th ed. ) Edinburgh : Oliver & Boyd , 1970 .
2.
Overall
J.
Woodward
J. A.
A simple test for heterogeneity of variance in complex factorial designs . Psychometrika , 1974 , 39 , 311 –318 .
3.
Wilson
E.
Hilferty
M.
The distribution of chi-square . Proceedings of the National Academy of Sciences , 1931 , 17 , 684 –688 .