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NAEP Analysis and Scaling → Estimation of NAEP Scale Scores → NAEP Assessment IRT Parameters → Civics Assessment IRT Parameters

NAEP Technical DocumentationCivics Assessment IRT Parameters

The table below contains links to Item Response Theory (IRT) parameters for NAEP civics items that were scaled, as well as the block in which each item appears for each grade (Block) and the position of each item within its block (Item). Note that these item parameters are provided in the metrics used for the original calibration of the scales.

Civics long-term trend IRT parameters: 2006

Year	Assessment	Grade 4	Grade 8	Grade 12
2006	Long-term trend assessment	R3	R3	R3
NOTE: R3 refers to accommodations offered to students with disabilities (SD) and English language learners (ELL) participating in the NAEP assessment. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2006 Civics Assessments.

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