This study investigated the performance of four widely used data-collection designs in detecting test-mode effects (i.e., computer-based versus paper-based testing). The experimental conditions included four data-collection designs, two test-administration modes, and the availability of an anchor assessment. The test-level and item-level results…

For educational achievement tests that employ multiple-choice (MC) items and aim to reliably classify students into performance categories, it is critical to design MC items that are capable of discriminating student performance according to the stated achievement levels. This is accomplished, in part, by clearly understanding how item design…

In order to take advantage of advances in the field of mental measurement, the Armed Forces and the Department of Defense have supported the development of a computerized adaptive version of the Armed Services Vocational Aptitude Battery (ASVAB) for use in military personnel selection and classification. This report describes the development and…