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NAEP Weighting Procedures → Weighting Procedures and Variance Estimation for the 2000 National Main Assessment → National Linking Weights for the 2000 National Main Assessment → Control Totals and Raking Factors for the 2000 National Main Assessment

NAEP Technical DocumentationControl Totals and Raking Factors for the 2000 National Main Assessment

The categorical variables of region and race/ethnicity with control totals for each of the assessed grades, subjects, and reporting populations are presented in the table below.

Population totals for national linking weight raking dimensions, national main assessment: By region, 2000

Region	R2 reporting population				R3 reporting population
	Grade 4		Grade 8		Grade 4		Grade 8
	Mathematics	Science	Mathematics	Science	Mathematics	Science	Mathematics	Science
Total	2,656,382	2,613,852	2,544,597	2,509,887	2,816,900	2,780,696	2,667,447	2,633,177
Northeast	410,155	405,908	384,173	379,479	440,561	439,072	420,401	410,287
Southeast	600,817	597,238	556,307	557,805	629,756	626,104	578,078	578,932
Central	717,627	685,719	681,535	643,259	763,339	727,003	709,843	672,535
West	927,784	924,987	922,582	929,344	983,244	988,517	959,125	971,423
NOTE: Detail may not sum to totals because of rounding. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2000.

Population totals for national linking weight raking dimensions, by race/ethnicity, national main assessment: 2000

Race/ethnicity	R2 reporting population				R3 reporting population
	Grade 4		Grade 8		Grade 4		Grade 8
	Mathematics	Science	Mathematics	Science	Mathematics	Science	Mathematics	Science
Total	2,656,383	2,613,851	2,544,597	2,509,887	2,816,900	2,780,696	2,667,448	2,633,176
White non-Hispanic	1,527,827	1,489,866	1,542,212	1,497,899	1,604,159	1,574,619	1,604,792	1,556,021
Black non-Hispanic	434,802	427,352	383,922	367,744	455,708	451,160	400,515	389,843
Hispanic	508,576	508,734	453,981	471,294	575,792	566,329	490,553	505,950
Other	185,178	187,899	164,482	172,950	181,241	188,588	171,588	181,362
NOTE: Detail may not sum to totals because of rounding. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2000.

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