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NAEP Analysis and Scaling → Initial Activities → Summaries of Response Rates for NAEP Assessments → Summary Response Rates by Item Type, Grade 4 Reading National Main Assessment (Accommodations Permitted [R3]): 2000
Summary response rates by item type, grade 4 reading national main assessment (accommodations permitted [R3]): 2000
Statistics Multiple-choice items Dichotomous constructed-response items Polytomous constructed-response items
Number of items 38 25 21
Average percentage missing1 8.97 11.68 16.54
Minimum percentage missing1 0.94 2.04 3.12
Maximum percentage missing1 24.74 35.98 28.45
Average percentage off-task2 0.18 0.19
Minimum percentage off-task2 0 0
Maximum percentage off-task2 0.74 0.52
Average weighted proportion correct 64.24 50.92 42.29
† Not applicable.
1 Missing includes the categories "omitted" and "not-reached."
2 "Off-task" (constructed-response items only) is a response that is unrelated to the question and considered inappropriate.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2000 Reading Assessment.

Last updated 11 July 2008 (KL)

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National Center for Education Statistics -
U.S. Department of Education