NAEP Assessment Sample Design → NAEP 2011 Sample Design → Sample Design for the 2011 National Assessment → 2011 Writing Computer-Based Assessment (WCBA) → School and Student Participation Results for the 2011 Writing Computer-Based Assessment (WCBA) → School Response Rates for 2011 Writing Computer-Based Assessment (WCBA)

NAEP Technical DocumentationSchool Response Rates for 2011 Writing Computer-Based Assessment (WCBA)

The following table presents counts of eligible sampled schools and participating schools, as well as weighted school response rates, for the writing computer-based assessment (WCBA) school sample. The weighted school response rates estimate the proportion of the student population that is represented by the participating school sample prior to substitution.

School response counts and rates for public and private schools, writing computer-based assessment (WCBA), by school type, geographic region, and grade: 2011

Grade	School type and geographic region	Number of sample eligible schools	Number of participating schools, including substitutes	Weighted school response rate prior to substitution (percent)
NOTE: Detail may not sum to totals because of rounding. Percentages are based on unrounded counts. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2011 Writing Computer-Based Assessment.
8	National all	981	947	97.27
	Northeast all	167	156	95.36
	Midwest all	189	186	98.83
	South all	377	365	97.15
	West all	248	240	97.43
	National public	841	839	99.73
	National private	140	108	71.21
	Catholic	42	42	95.53
	Non-Catholic private	98	66	52.06
12	National all	1,300	1,200	93.52
	Northeast all	233	213	91.91
	Midwest all	249	245	96.93
	South all	468	441	94.66
	West all	341	318	89.70
	National public	1,100	1,100	96.04
	National private	160	122	67.23
	Catholic	55	50	76.60
	Non-Catholic private	105	72	58.35

 

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