Presents results of a meta-analysis conducted on the literature concerning the effects of feedback on learning from computer-based instruction. Effect size, analysis of variance, multiple regression, and posttest data are described, and the critical role of feedback in computerized instruction is discussed. Contains 50 references. (Author/LRW)

The interactions of three factors that may be involved with the memory for pattern or sequence in visual materials were investigated in this study: (1) arbitrariness of representation; (2) task; and (3) ability of students. The subjects, who were 29 graduate students in education, were pretested for general ability and randomly assigned to four…