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Direct linkBruckner, Cornelia Taylor; Yoder, Paul J.; McWilliam, R. A. – Journal of Early Intervention, 2006
Observational data collected in ecologically valid measurement contexts are likely to be influenced by contextual factors irrelevant to the research question. Using multiple sessions and raters often improves the stability of scores for variables from such contexts. Generalizability (G) theory can be used to give researchers important information…
Descriptors: Generalizability Theory, Observation, Data Collection, Measures (Individuals)
