Raudenbush, Stephen W.; Fotiu, Randall P.; Cheong, Yuk Fai - In: Journal of Educational and Behavioral Statistics 24 (1999) 4, pp. 413-438
Using data collected under the Trial State Assessment (TSA) of the National Assessment of Educational Progress (NAEP), this article describes and illustrates a two-stage statistical model for investigating state-to-state variation in mathematics achievement. At the first stage, within each...