Considers four major decisions to illustrate the complexity of decision making about pretesting as part of the instructional process: whether a pretest should be administered; the behaviors that should be pretested; how pretesting should be accomplished; and how teaching strategies should be adjusted to pretest results. (MBR)

An overview of the development of a computerized version of the Differential Aptitude Tests (DAT) is presented. It describes the previously existing printed version of the DAT, design of the computerized adaptive edition, calibration of the test items for use in the computerized version, and two field studies that compared the Adaptive and…