Data Sparseness and On-Line Pretest Item Calibration-Scaling Methods in CAT

Autor: Ban, Jae-Chun, Hanson, Bradley A., Yi, Qing, Harris, Deborah J.
Zdroj: Journal of Educational Measurement, 2002 Oct 01. 39(3), 207-218.
Databáze: JSTOR Journals
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