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NAEP Analysis and Scaling → Initial Activities → Summaries of Response Rates → Summary Response Rates for the NAEP 2007 Mathematics Combined National and State Main Assessment

Summary Response Rates for the NAEP 2007 Mathematics Combined National and State Main Assessments

The tables below provide relevant summary statistics for the 2007 mathematics combined national and state main assessments.

Number of items, mathematics combined national and state assessments, by item type and grade: 2007
Grade Multiple-choice items Dichotomous constructed-response items Polytomous constructed-response items
4 115 18 34
8 128 17 27
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2007 Mathematics Assessment.

Average percentage missing, mathematics combined national and state assessments, by item type and grade: 2007
Grade Statistic Multiple-choice items Dichotomous constructed-response items Polytomous constructed-response items
4 Average percentage missing 3.90 4.98 9.46
Minimum 0.79 1.15 1.01
Maximum 31.88 10.47 37.92
8 Average percentage missing 3.02 5.20 9.49
Minimum 0.50 1.42 0.54
Maximum 22.09 14.97 35.00
† This assessment used no dichotomous constructed-response items.
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), 2007 Mathematics Assessment.

Average percentage off-task, mathematics combined national and state assessments, by item type and grade: 2007
Grade Statistic Dichotomous constructed-response items Polytomous constructed-response items
4 Average percentage off-task 0.04 0.02
Minimum 0.00 0.00
Maximum 0.15 0.12
8 Average percentage off-task 0.08 0.05
Minimum 0.01 0.01
Maximum 0.43 0.13
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), 2007 Mathematics Assessment.

Average weighted percentage correct, mathematics combined national and state assessments, by item type and grade: 2007
Grade Multiple-choice items Dichotomous constructed-response items Polytomous constructed-response items
4 59.06 51.19 42.46
8 54.80 47.57 40.73
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2007 Mathematics Assessment.

Last updated 08 June 2010 (GF)

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National Center for Education Statistics - http://nces.ed.gov
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