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Writing Assessment IRT Parameters

The table below contains links to Item Response Theory  (IRT) parameters for NAEP writing items that were scaled, as well as the block in which each item appeared 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.

Writing Item Reponse Theory (IRT) parameters tables, NAEP assessments: 2002 and 2007
Year Assessment
2007 Combined national and state main assessment grade 8
National main assessment grade 12
2002 Combined national and state main assessment grade 4
Combined national and state main assessment grade 8
National main assessment grade 12
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2002 and 2007 Writing Assessments.

Last updated 22 March 2010 (GF)

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National Center for Education Statistics - http://nces.ed.gov
U.S. Department of Education