This study, part of a larger effort to develop a methodology for evaluating intelligent computer systems (Artificial Intelligence Systems), explores the use of benchmarking as an evaluation technique. Benchmarking means comparing the performance of intelligent computer systems with human performance on the same task. Benchmarking in evaluation has…

This article evaluates five causal model of educational productivity applied to learning science in a sample of 882 fifth through eighth graders. Each model explores the relationship between achievement and a combination of eight constructs: home environment, peer group, media, ability, social environment, time on task, motivation, and…