Date of Award


Document Type


Degree Name

Master of Arts (MA)



First Advisor

D.T. Pedrini

Second Advisor

William Jaynes


This is a report of a study which investigated the performance of two experimental groups of adult psychiatric patients and one group of noninstltutional control subjects on Sets A, B, C, D, and E of the 1956 revised edition of the Ravens Progressive Matrices (1938 Fora, referred to throughout this paper as the PM). The two experimental subject groups consisted of a chronic schizophrenic reaction group and a chronic brain disorder without-psychosis group.


A Thesis Presented to the Department of Psychology and the Faculty of the College of Graduate Studies University of Omaha In Partial Fulfillment of the Requirements for the Degree Master of Arts.

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