This chapter is a research summary of the author's doctoral dissertation completed in May, 2015, which investigates the way Standardized Assessment (SA) is used in state educational accountability structures. This quasi-experimental quantitative study found that SA scores trend towards consistency over time, and that there is additional variance,…

Various applications of item response theory often require linking to achieve a common scale for item parameter estimates obtained from different groups. This article used a simulation to examine the relative performance of four different item response theory (IRT) linking procedures in a random groups equating design: concurrent calibration with…

After surveying 1,827 students in their final year at eighty randomly selected two-year and four-year public and private institutions, American Institutes for Research (2006) reported that approximately 30 percent of students in two-year institutions and nearly 20 percent of students in four-year institutions have only basic quantitative…