This paper discusses developments in special education classroom observational assessment. Conceptual advances include increased focus on assessment with practical value for teaching and benefits gained from merging classroom instructional factors with behavior. Methodological advances include development of ecobehavioral observation protocols and…

The value of statistical research depends on valid comparisons which can usefully influence educational policy. Educational research needs to extend the measures of learning (such as the National Assessment of Educational Progress) through nationally-calibrated absolute measures and through computer-assisted and adaptive testing. Direct sampling…