The National Assessment of Educational Progress (NAEP) program is a series of periodic assessments administered nationally to samples of students and designed to measure different content areas. This article describes a multi-year study that focused on the breadth of the development, administration, maintenance, and renewal of the assessments in…

The adequacy of linking statewide standardized test results to the National Assessment of Educational Progress by using equipercentile equating procedures was investigated using statewide mathematics data from four states. Results suggest that the linkings are not sufficiently trustworthy to make comparisons based on the tails of the distribution.…