Percentile scores for grade 8 U.S. history, by public or private school, 2 categories and jurisdiction: 2010, 2006, 2001, and 1994
YearJurisdictionPublicPrivate
10th percentileStandard Error25th percentileStandard Error50th percentileStandard Error75th percentileStandard Error90th percentileStandard Error10th percentileStandard Error25th percentileStandard Error50th percentileStandard Error75th percentileStandard Error90th percentileStandard Error
† Not applicable.
‡ Reporting standards not met.
NOTE: The NAEP U.S. History scale ranges from 0 to 500. Some apparent differences between estimates may not be statistically significant. Analyze results with NAEP Data Explorer.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 1994, 2001, 2006, and 2010 U.S. History Assessments.
2010National226(1.2)245(1.1)266(0.9)285(0.9)301(1.0)248(2.1)263(2.0)281(2.7)297(2.2)310(1.3)
2006National(†)(†)(†)(†)(†)(†)(†)(†)(†)(†)
2001National214(1.5)237(1.1)260(0.8)282(1.0)300(0.9)241(4.1)260(2.0)279(2.6)298(2.4)313(2.2)
2001¹National218(1.3)240(0.7)262(0.8)283(1.0)301(1.1)243(4.6)261(3.2)280(2.2)298(1.7)313(3.4)
1994¹National215(1.2)237(1.0)259(0.9)280(0.8)297(1.4)245(1.9)261(1.3)279(1.3)296(1.5)311(2.2)