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HomeTDWNAEP Sample DesignSample Design for the 2001 AssessmentNational Main Assessment Sample Design in 2001Sampling Frame for School Sampling Within Selected PSUsNumber of Schools Within the 94 Selected PSUs by School Type in the 2001 National Main Assessment

NAEP Technical DocumentationNumber of Schools Within the 94 Selected PSUs by School Type in the 2001 National Main Assessment

The table below shows the numbers of schools for each grade-specific sample within the 94 selected primary sampling units (PSUs) for the NAEP 2001 national main assessment.

Number of schools within the 94 selected PSUs, by school type and grade, national main assessment: 2001

Grade	Public	Other nonprivate1	Private2
4	21,672	14	10,528
8	9,735	10	9,275
12	7,500	8	4,158
1 Other nonprivate schools include Department of Defense Education Activity schools and Bureau of Indian Affairs schools. 2 Private schools include Catholic schools, non-Catholic religious schools, and non-religious private schools. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2001.

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