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NAEP Sample Design → NAEP 2002 Sample Design → 2002 National Main Assessment Sample Design → School Sample Selection for the 2002 National Main Assessment → School Selection for Fourth- and Eighth-Grade Public Schools → Target Sample Sizes for Public Schools in the 2002 National Main Assessment

NAEP Technical DocumentationTarget Sample Sizes for Public Schools in the 2002 National Main Assessment

The following table lists the target sample sizes for the 2002 national main fourth- and eighth-grade public school samples, including adjustments for school response and inclusion rate and the reduction of California and Texas sample sizes. The target sample size for each sampled school is 60, as it is for the state assessment fourth- and eighth-grade samples (see 2002 State Assessment Sample Design ).

Target sample sizes and response rates for public schools, by grade, national main assessment: 2002

Grade	National target	School response rate percentage in 2000	Student response and inclusion rate percentage in 2000	Non-response adjusted targets	Targets reducing California and Texas
4	32,000	83.6	91.0	42,100	35,800
8	32,000	79.3	86.1	46,900	40,600
NOTE: Percentages and adjusted targets are rounded so that adjusted targets in table are not exactly equal to the national targets divided by the percentages in the table. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2000 and 2002.

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