e/Generalizability theory

Information
has gloss	eng: Generalizability theory, or G Theory, is a statistical framework for conceptualizing, investigating, and designing reliable observations. It is used to determine the reliability (statistics) (i.e., reproducibility) of measurements under specific conditions. It is particularly useful for assessing the reliability of performance assessments. It was originally introduced in Cronbach, L.J., Nageswari, R., & Gleser, G.C. (1963).
lexicalization	eng: Generalizability theory
instance of	e/Statistical model