Increasing social awareness of the need for accurate and fair testing has combined with technological developments to produce dramatic advances in psychometric models, methods, and procedures. Three of the most important new directions within the measurement field concern the following areas: (1) item response theory; (2) item bias or differential…

The purpose of the investigation was to obtain some relationships among (1) test lengths, (2) shape of domain-score distributions, (3) advancement scores, and (4) several criterion-referenced test score reliability and validity indices. The study was conducted using computer simulation methods. The values of variables under study were set to be…

Achievement testing in the next century is going to be very different. Computer technology is going to play a major role in test construction, test administration, scoring, and score reporting. New formats will become possible that incorporate visual and audio components and that permit adaption of tests to individual ability levels. (SLD)