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NAEP Analysis and Scaling → Initial Activities → Summaries of Response Rates for NAEP Assessments → Summary Response Rates for the NAEP 2002 Reading Assessment

NAEP Technical DocumentationSummary Response Rates for the NAEP 2002 Reading Assessment

The tables below provide relevant summary statistics for the 2002 reading assessment.

Number of items, by item type and grade, reading combined national and state main assessment: 2002
Grade	Multiple-choice items	Dichotomous constructed-response items	Polytomous constructed-response items
4	37	24	21
8	42	31	38
12	40	29	45
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2002 Reading Assessment.

Average percentage missing, by item type and grade, reading combined national and state main assessment: 2002
Grade	Statistic	Multiple-choice items	Dichotomous constructed-response items	Polytomous constructed-response items
4	Average percentage missing	9.48	11.87	18.69
	Minimum	1.15	1.63	4.10
	Maximum	24.69	34.90	31.98
8	Average percentage missing	3.45	9.61	7.69
	Minimum	0.48	0.95	0.51
	Maximum	16.27	24.89	29.24
12	Average percentage missing	3.49	8.73	9.21
	Minimum	1.12	0.92	1.59
	Maximum	12.60	28.91	32.58
NOTE: Missing responses includes the categories "omitted" and "not-reached". SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2002 Reading Assessment.

Average percentage off-task, by item type and grade, reading combined national and state main assessment: 2002
Grade	Statistic	Dichotomous constructed-response items	Polytomous constructed-response items
4	Average percentage off-task	0.14	0.09
	Minimum	0.01	0.01
	Maximum	0.33	0.32
8	Average percentage off-task	0.09	0.14
	Minimum	0.00	0.02
	Maximum	0.22	0.66
12	Average percentage off-task	0.69	0.78
	Minimum	0.06	0.00
	Maximum	1.74	2.80
NOTE: An "off-task" response (constructed-response items only) is a response that is unrelated to the question and is considered inappropriate. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2002 Reading Assessment.

Average weighted percentage correct, by item type and grade, reading combined national and state main assessment: 2002
Grade	Multiple-choice items	Dichotomous constructed-response items	Polytomous constructed-response items
4	66.70	51.85	46.08
8	70.33	63.92	49.50
12	69.93	57.34	47.87
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2002 Reading Assessment.

Last updated 16 February 2009 (GF)

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