An experiment designed to determine the aptitude level(s) and group size which would provide optimal feedback for formative evaluation of instructional materials found that revisions based on feedback from one-to- one sessions with a mixed aptitude group were more effective than those based on feedback from a group or single aptitude level. (EAO)

Compares the features, learning outcomes tested, reliability, viability, and cost effectiveness of essay tests with those of interpretive tests used in training programs. A case study illustrating how an essay test was converted to an interpretive test and pilot tested is included to illustrate the advantages of interpretive testing. (MBR)

Presents case study on personal computer teleconferencing to compare its cost effectiveness with that of on-site training. A model is described that uses a checklist for decision making in three areas: (1) initial considerations, (2) planning considerations, i.e., design elements, and (3) technical considerations, i.e., review and selection…

Comparison of costs and effectiveness of using student data for formative evaluation of instructional materials and of using instructional editing guidelines incorporating attributes of effective instruction indicate greater cost-effectiveness if guidelines are used, with no significant difference in instructional effectiveness. Subjects were 70…