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NAEP Analysis and Scaling → Initial Activities → Constructed-Response Interrater Reliability → Range of Response Codes, Percent Exact Agreement, and Cohen's Kappa or Intraclass Correlation for the Constructed-Response Items From Previous Years, Rescored in 2004, by Block and Item, Age 17 Reading Long-Term Trend Assessment: 2004
Range of response codes, percentage exact agreement, and Cohen's Kappa or intraclass correlation for the constructed-response items from previous years, rescored in 2004, by block and item, age 17 reading long-term trend assessment: 2004
Block Item Range of response codes Sample size Percent exact agreement Intraclass correlation
B8 N001527 1–6 800 73 0.78
B10 N001904 1–5 700 87 0.95
B12 N002804 1–5 800 83 0.87
B13 N003104 1–5 800 84 0.90
B14 N003704 1–4 600 86 0.93
B15 N004303 1–4 800 89 0.94
B16 N004605 1–5 800 92 0.96
B17 N015905 1–4 800 92 0.95
NOTE: The intraclass correlation coefficient is most appropriate for items with more than two categories.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2004 Reading Long-Term Trend Assessment.

Last updated 06 April 2009 (GF)

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