CONCEPT IDENTIFICATION AS A FUNCTION OF SENSORY MODALITY INFORMATION AND NUMBER OF PERSONS

180 STUDENTS SOLVED 3 CONCEPT IDENTIFICATION PROBLEMS IN A 3 * 2 * 2 * 3 REPEATED-MEASURES FACTORIAL DESIGN WITH THE FOLLOWING VARIABLES: (1) SENSORY MODALITY (VISUAL, AUDITORY, OR MIXED VISUAL AND AUDITORY); (2) INFORMATION (INCOMPLETE: SPECIFICATION OF INSTANCES AS POSITIVE OR NEGATIVE, OR COMPLETE: SPECIFICATION AS POSITIVE, NEGATIVE, OR PARTIALLY POSITIVE); (3) NUMBER OF PERSONS (1 OR 2); AND (4) PROBLEMS (3 FOR EACH INDIVIDUAL OR PAIR). MAJOR RESULTS WERE: (1) FEWER CONCEPT INSTANCES TO SOLUTION FOR MIXED VISUAL AND AUDITORY STIMULI THAN VISUAL (P < .001) OR AUDITORY (< .05), AND FEWER FOR AUDITORY THAN VISUAL (P < .05); (2) FEWER INSTANCES TO SOLUTION FOR INCOMPLETE INFORMATION THAN COMPLETE; (3) FEWER INSTANCES FOR COOPERATIVE PAIRS THAN INDIVIDUALS; (4) AN INTERACTION BETWEEN SENSORY MODALITY AND THE NUMBER OF PERSONS; AND (5) LINEAR IMPROVEMENT OVER THE 3 SUCCESSIVE PROBLEMS. (25 REF.) (PsycINFO Database Record (c) 2006 APA, all rights reserved). © 1968 American Psychological Association.