Background: Meta-analyses of educational interventions have consistently documented the importance of methodological factors related to the choice of outcome measures. In particular, when interventions are evaluated using measures developed by researchers involved with the intervention or its evaluation, the effect sizes tend to be larger than…

The effects of problem content on mathematics word problem performance were explored for 128 male and 128 female college students solving problems with masculine, feminine, and neutral (familiar and unfamiliar) cover stories. No effect of sex typing was found, and a small, but highly significant, effect was found for familiarity. (SLD)

Responses to American College Test College Outcome Measures Program (ACT-COMP) items by 481 black and 9,237 white students at the University of Tennessee (Knoxville) were analyzed using F. Samejima's graded model to determine the level of differential item functioning (DIF). Students had been tested using Form 8 of the ACT-COMP objective test…

Three computerized adaptive tests (CATs) in mathematics, reading, and writing were administered to 628 community college students to determine whether examinees of different ethnic, gender, ability, and age groups, and computer experience were differentially affected. Some differences exist; however, they do not preclude use of CATs. (SLD)