This book explains writing effective multiple-choice test items and studying responses to items to evaluate and improve them, two topics that are very important in the development of many cognitive tests. The chapters are: (1) "Providing a Context for Multiple-Choice Testing"; (2) "Constructed-Response and Multiple-Choice Item Formats"; (3)…

This paper studied the usefulness of differential item functioning (DIF) methodology for examining potential mode effects. Although the goal was not to validate the comparability of the assessments per se, it is of interest to speculate why some formats could give rise to differential performance. Data were obtained from two instruments on which…

The idea that validity should be considered a property of inferences, rather than of assessments, has developed slowly over the past century. In early writings about the validity of educational assessments, validity was defined as a property of an assessment. The most common definition was that an assessment was valid to the extent that it…