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Rudner, Lawrence M.; Schafer, William D. – 2001
This digest discusses sources of error in testing, several approaches to estimating reliability, and several ways to increase test reliability. Reliability has been defined in different ways by different authors, but the best way to look at reliability may be the extent to which measurements resulting from a test are characteristics of those being…
Descriptors: Educational Testing, Error of Measurement, Reliability, Scores
Thompson, Richard T.; Johnson, Dora E. – 1988
Efforts to expand the generic language proficiency guidelines of the American Council on the Teaching of Foreign Languages (ACTFL) to the less commonly taught languages (LCTLs) began when developers realized that the ACTFL guidelines were too Eurocentric; the guidelines included grammatical categories specific to Western European languages and…
Descriptors: Cultural Context, Interrater Reliability, Language Proficiency, Language Tests