Describes study of 122 undergraduate and graduate students that contrasted the effects of two error correction procedures on student achievement when using computer assisted instruction. Analyses of variance were used to determine whether question type or error response affected subsequent responses to factual and higher cognitive questions.…

This study examined an application of a human machine interface which relies on the use of optical bar codes incorporated in a computer-based module to teach radio production. The sequencing procedure used establishes the user rather than the computer as the locus of control for the mediated instruction. (Author/MBR)