Restricted accessResearch articleFirst published online July, 1964

Concentration Versus Dispersion of Figural Properties in Non-Verbal Test Items

Volume 24, Issue 2https://doi.org/10.1177/001316446402400210

Abstract

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References

1.

Campbell, Alison C. "Some Determinants of the Difficulty of Non-Verbal Classification Items." EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT, XXI ( 1961), 899-913 .

2.

Raven, J. C. "The R.E.C.I. Series of Perceptual Tests: an Experimental Survey." British Journal of Medical Psychology, XXVIII (1939), 16-34.