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Comparison of change in average mathematics scores from 2005 to 2007 in the official NAEP reported sample and the full population estimates, grade 8: By District
State/jurisdiction Reported estimate Full population estimates (FPE) Difference (reported
minus FPE)
Atlanta 11.2 * 9.9 * 1.3
Austin1 1.9 4.0 * -2.1
Boston 6.5 * 7.4 * -0.9
Charlotte 2.1 2.9 -0.7
Chicago 2.3 1.1 1.2
Cleveland1 7.5 * 2.9 4.6
District of Columbia1 3.0 * 0.4 2.6
Houston 6.2 * 5.6 * 0.6
Los Angeles 7.0 * 6.9 * 0.1
New York City 3.1 3.3 -0.3
San Diego 2.1 2.1 0.0
* Statistically significant change.
1 The significance of the trend results from the officially reported sample for this jurisdiction would be different under the scenario.
NOTE: Differences are calculated using unrounded numbers.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2005 and 2007 Trial Urban District Mathematics Assessments.

Read more about the potential effects of exclusion rates on assessment results.


Last updated 06 November 2007 (RF)
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