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NAEP Analysis and Scaling → Initial Activities → Summaries of Response Rates for NAEP Assessments → Summary Response Rates for the NAEP 2001 U.S. History National Main Assessment (Accommodations Permitted [R3])

NAEP Technical DocumentationSummary Response Rates for the NAEP 2001 U.S. History National Main Assessment (Accommodations Permitted [R3])

The tables below provide relevant summary statistics for the 2001 U.S. history national main assessment (accommodations permitted [R3]): 2001.

Number of items, by item type and grade, U.S. history national main assessment (accommodations permitted [R3]): 2001

Grade	Multiple-choice items	Dichotomous constructed-response items	Polytomous constructed-response items
4	63	1	30
8	99	1	46
12	106	1	47
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2001 U.S. History Assessment.

Average percentage missing, by item type and grade, U.S. history national main assessment (accommodations permitted [R3]): 2001

Grade	Statistic	Multiple-choice items	Dichotomous constructed-response items	Polytomous constructed-response items
4	Average percentage missing	6.93	9.83	13.69
	Minimum	0.90	9.83	2.73
	Maximum	17.18	9.83	31.34
8	Average percentage missing	1.29	1.59	9.04
	Minimum	0.16	1.59	1.62
	Maximum	3.72	1.59	32.55
12	Average percentage missing	2.18	5.43	12.49
	Minimum	0.46	5.43	1.62
	Maximum	12.31	5.43	50.74
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), 2001 U.S. History Assessment.

Average percentage off-task, by item type and grade, U.S. history national main assessment (accommodations permitted [R3]): 2001

Grade	Statistic	Dichotomous constructed-response items	Polytomous constructed-response items
4	Average percentage off-task	0.08	0.51
	Minimum	0.08	0.00
	Maximum	0.08	7.68
8	Average percentage off-task	0.00	0.18
	Minimum	0.00	0.00
	Maximum	0.00	0.55
12	Average percentage off-task	0.29	0.53
	Minimum	0.29	0.04
	Maximum	0.29	1.83
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), 2001 U.S. History Assessment.

Average weighted percentage correct, by item type and grade, U.S. history national main assessment (accommodations permitted [R3]): 2001

Grade	Multiple-choice items	Dichotomous constructed-response items	Polytomous constructed-response items
4	46.90	5.46	37.68
8	56.18	27.11	36.86
12	52.44	27.84	34.32
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2001 U.S. History Assessment.

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