This article describes a meta-analysis of 75 comparative studies of an innovative method of college teaching, Keller's personalized system of instruction (PSI). The analysis establishes that PSI generally produces superior student achievement, less variation in achievement, and higher student ratings in college courses. (Author)

Three major educational revolutions have been the advent of writing, the use of books as teaching tools, and the shift in educational responsibility from the home to the school. The fourth revolution, which is based on the use of electronic technology in teaching, began with programmed teaching machines, individualized instruction, and the…

The 101 computer-based education (CBE) studies considered for use in this meta-analysis came from three major sources: references in an earlier meta-analytic review of CBE at the college level (J. Kulik, et al., 1980); a computer search of the Comprehensive Dissertation Abstracts and ERIC databases; and utilization of the bibliographies contained…

This metaanalysis of 32 comparative studies shows that computer-based education has generally had positive effects on the achievement of elementary school pupils. However, these effects are different for off-line computer managed instruction and interactive computer assisted instruction (CAI); interactive CAI produces greater increases in student…