Addresses the four questions raised by Yelon about use of pretests with instruction--should I pretest; on what should I pretest; how should I pretest; how should I adjust to results--and answers them from the perspective of instructional designers conducting formative evaluations to improve quality of instruction under development. (MBR)

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)