NAEP Technical DocumentationTarget Population and Sample Sizes of the 2000 National Main Assessment

The target population for the 2000 national main assessment consisted of approximately 10 million students: 3.7 million fourth-graders, 3.5 million eighth-graders, and 2.8 million twelfth-graders enrolled in public and private elementary and secondary schools in the United States and the District of Columbia. This population included Bureau of Indian Affairs (BIA) and Department of Defense Domestic Dependent Elementary and Secondary Schools (DDESS).

Target population of students in public schools, by grade, national main assessment: 2000
Grade	Number of public school students	Number of public schools
Total	9,965,000	95,000
4	3,686,400	49,600
8	3,497,000	25,600
12	2,781,600	19,700
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.

The total sample size for the national main assessment was 106,500 students:

45,500 at grade 4,
31,500 at grade 8, and
29,500 at grade 12.

The table below provides the student sample size goals by type of school, grade, and subject area.

Student sample size goals, by subject area, school type, and grade, national main assessment: 2000
Grade	Subject area	Total sample size	Public school sample	Private school sample
Total		106,500	63,000	43,500
4	Mathematics	13,800	7,000	6,800
	Reading	8,000	6,000	2,000
	Science	15,800	9,000	6,800
8	Reading	15,800	9,000	6,800
8	Science	15,800	9,000	6,800
12	Mathematics	13,800	7,000	6,800
12	Science	15,800	9,000	6,800
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.

Last updated 19 March 2008 (GF)

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