After decades of disinterest, evaluation of the performance of elementary and secondary teachers in the United States has become an important educational policy issue. As U.S. states and districts have tried to upgrade their evaluation processes, one of the models that has been increasingly used is the Framework for Teaching. This paper summarizes…

Different item response theory (IRT) models may be employed for item calibration. Change of testing vendors, for example, may result in the adoption of a different model than that previously used with a testing program. To provide scale continuity and preserve cut score integrity, item parameter estimates from the new model must be linked to the…

Direct assessments of the accuracy with which raters can use a rating instrument are presented. This study demonstrated how surplus behavioral incidents scaled during the development of Behaviorally Anchored Rating Scales (BARS) can be used effectively in the evaluation of the newly developed scales. Construction of scenarios of hypothetical…

Unobtrusive measures are recommended as a means of assessing educational outcomes of colleges. Such measures can counteract the response bias which is common in questionnaires and interviews. Outcomes researchers are, in fact, asked to supplement standard measures with unobtrusive measures. Interesting data may result from observation of students'…