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ETS Research Report Series, Dec 2008

The reliability of a scaled score can be computed by use of item response theory. Estimated reliability can be obtained even if the item response model selected is not valid.

Descriptors: Reliability, Scores, Item Response Theory, Computation, Error of Measurement

Educational Testing Service. Rosedale Road, MS19-R Princeton, NJ 08541. Tel: 609-921-9000; Fax: 609-734-5410; e-mail: RDweb[at]ets.org; Web site: https://www.ets.org/research/policy_research_reports/ets





Autor: Haberman, Shelby J.

Fuente: https://eric.ed.gov/?q=a&ft=on&ff1=dtySince_1992&pg=2866&id=EJ1111379







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