The purpose of this study was to compare the effects of four item selection rules--(1) Fisher information (F), (2) Fisher information with a posterior distribution (FP), (3) Kullback-Leibler information with a posterior distribution (KP), and (4) completely randomized item selection (RN)--with respect to the precision of trait estimation and the…

This paper discusses whether or not revisions of the Scholastic Aptitude Test (SAT) and the American College Test (ACT) have created such significant differences between the two tests that a student could conceivably score significantly higher on one than the other. The SAT has been revised to meet the needs of an increasingly diverse student…

Examines the increase in popularity of objective testing in the United Kingdom and addresses some of the accompanying academic issues. Reports on a case study of test production and implementation to illustrate issues of time costs and benefits. Discusses question styles, marking schemes, and the problem of guesswork. (MJP)