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Relationships among Critical Thinking Skills, Academic Achievement, and Misconceptions about Psychology

Two groups of 60 students each were selected from introductory college psychology classes. One consisted of high academic achievers, the other of average achievers. They were given the McCutcheon Test of Misconceptions, a 65-item, multiple-choice test designed to measure common misconceptions about psychology. Subsequently, they were also given the Watson-Glaser Critical Thinking Appraisal. Both groups made many errors on the McCutcheon test, but high academic achievers made significantly fewer errors on both the McCutcheon test and the Watson-Glaser than average achievers. A stepwise multiple regression consisting of Watson-Glaser subscales 1 (the ability to draw valid inferences) and 4 (ability to weigh and interpret evidence) and GPA successfully predicted McCutcheon test scores (R = .43). This suggests that even beginning students with high grades and good critical thinking skills are likely to harbor many misconceptions about psychology.