Abstract
Get full access to this article
View all access options for this article.
References
1.
Edwards
A. J.
Reliability of selected tests of flexibility in cognitive processes . Psychol. Rep. , 1966 , 19 , 1267 –1270 .
2.
French
J. W.
Ekstrom
R. B.
Price
L. A.
Kit of Reference Tests for Cognitive Abilities . Princeton, N. J. : Educational Testing Service , 1963 .
3.
Siegel
S.
Nonparametric statistics for the behavioral sciences . New York : McGraw-Hill , 1956 .