This article reports the results of an investigation of the convergent criterion-related validity of two computer-based tools for scoring concept maps and essays as part of the ongoing formative evaluation of these tools. In pairs, participants researched a science topic online and created a concept map of the topic. Later, participants…

Describes a study that investigated the reliability, factorial validity, and fit to a unidimensional model of the Computer Attitude Scale based on pretests and posttests from 265 teachers who participated in training on classroom applications of computer hardware and software. Discussion includes computer anxiety, efficiency, liking, and…

This proof-of-concept investigation describes a computer-based approach for deriving the knowledge structure of individuals and of groups from their written essays, and considers the convergent criterion-related validity of the computer-based scores relative to human rater essay scores and multiple-choice test scores. After completing a…