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Gruber, Frederic A. – Journal of Speech, Language, and Hearing Research, 1999
This study used survival analysis to overcome problems of principled generalization and individual variability in analysis of the conversational speech of 24 children with speech delay recorded over two years. The derived normalization probabilities were lagged according to the strong delay hypothesis and results converged with previous normative…
Descriptors: Child Development, Delayed Speech, Generalizability Theory, Longitudinal Studies