The structure of the Group Embedded-Figures Test was examined. Data from 173 females and 93 males were subjected to Johnson's complete-linkage cluster analysis and principal components analysis. The results showed the importance of simple form type, especially Form E, the cube, and of item position. (Author/RD)

Cognitive style research is hindered by a variety of poorly described measures and style classifications and the use of small samples. This study described and compared three group measures of impulsivity/reflectivity, internal/external locus of control; and field dependence/independence to determine the distribution characteristics, psychometric…