Reports preliminary findings of a study which used a modified Admissible Probability Measurement (APM) test scoring system in the design of computer based instructional management systems. The use of APM for curriculum analysis is discussed, as well as its value in enhancing individualized learning. (Author/LRW)

Discusses an adaptive diagnostic test used as part of an instructional program in signed-number arithmetic on the PLATO system. Findings indicated that differences in prior and subsequent instructional methods affected the learning of more advanced materials and produced lower achievement scores on posttests. Thirty-two references are listed. (MER)