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NAEP Weighting Procedures → Weighting Procedures and Variance Estimation for the 2001 National Main Assessment → Computation of School Weights → Computation of Poststratification Adjustments → Poststratification Procedures → Poststratification Adjustments, Grade 4 U.S. History National Main Assessment (Accommodations Permitted [R3]): 2001
NAEP Technical DocumentationPoststratification adjustments, grade 4 U.S. history national main assessment (accommodations permitted [R3]): 2001
PS cell Race/ethnicity Region Age group Poststratification adjustment Control total Sum of pre-post weights
1 Black All U.S. Age 9 0.948 400,461 422,505
2 Black All U.S. Not age 9 1.133 214,629 189,470
3 Hispanic All U.S. Age 9 0.715 457,954 640,808
4 Hispanic All U.S. Not age 9 0.992 211,304 212,966
5 Other race/ethnicity All U.S. Age 9 0.861 157,982 183,391
6 Other race/ethnicity All U.S. Not age 9 1.295 63,787 49,262
7 Non-Hispanic Whites Northeast Census reg Age 9 1.119 407,644 364,219
8 Non-Hispanic Whites Northeast Census reg Not age 9 1.282 133,859 104,387
9 Non-Hispanic Whites Midwest Census reg Age 9 1.144 511,092 446,678
10 Non-Hispanic Whites Midwest Census reg Not age 9 1.339 221,672 165,593
11 Non-Hispanic Whites South Census reg Age 9 1.020 592,797 581,261
12 Non-Hispanic Whites South Census reg Not age 9 1.328 239,405 180,276
13 Non-Hispanic Whites West Census reg Age 9 1.116 380,061 340,528
14 Non-Hispanic Whites West Census reg Not age 9 1.630 111,455 68,398
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2001 U.S. History Assessment.
Last updated 19 August 2008 (DR)

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