The effects of verbal and nonverbal contingent reinforcement upon the intelligence test performance of black adults

摘要

AbstractThis study examined the effects of contingent verbal and nonverbal reinforcement upon the intelligence test performance of black adults. Thirty‐sixSs (half male and half female) were pretested on the Quick Test and then administered the complete WAIS under one of three treatment conditions: verbal reinforcement, nonverbal reinforcement or no reinforcement (control condition). Verbal reinforcement was administered as statements of “good” or “fine” by theE, while nonverbal reinforcement took the form of a nod of the head or a statement of “Mmhm.” The primary analysis of the data indicated no significant differences between the treatme