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Direct linkBrennan, Robert L. – Applied Measurement in Education, 2011
Broadly conceived, reliability involves quantifying the consistencies and inconsistencies in observed scores. Generalizability theory, or G theory, is particularly well suited to addressing such matters in that it enables an investigator to quantify and distinguish the sources of inconsistencies in observed scores that arise, or could arise, over…
Descriptors: Generalizability Theory, Test Theory, Test Reliability, Item Response Theory
