Average twelfth-grade NAEP U.S. history scores, by students with disabilities (SD) who could be assessed
* Significantly different from 2006.
NOTE: The results for students with disabilities are based on students who were assessed and cannot be generalized to the total population of such students. View complete data with standard errors.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2001 and 2006 U.S. History Assessments.