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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 12 Geography National Main Assessment (Accommodations Permitted [R3]): 2001

NAEP Technical DocumentationPoststratification adjustments, grade 12 geography 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 17 or less	1.155	329,648	285,487
2	Hispanic	All U.S.	Age 17 or less	1.056	291,173	275,849
3	Other race/ethnicity	All U.S.	Age 17 or less	0.822	140,244	170,580
4	Non-Hispanic White	Northeast Census reg	Age 17 or less	1.045	345,633	330,739
5	Non-Hispanic White	Midwest Census reg	Age 17 or less	1.215	540,658	444,937
6	Non-Hispanic White	South Census reg	Age 17 or less	1.246	557,308	447,243
7	Non-Hispanic White	West Census reg	Age 17 or less	1.343	326,702	243,222
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2001 Geography Assessment.

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