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Hadley, Pamela A.; Rispoli, Matthew; Holt, Janet K.; Fitzgerald, Colleen; Bahnsen, Alison – Journal of Speech, Language, and Hearing Research, 2014
Purpose: The authors of this study investigated the validity of tense and agreement productivity (TAP) scoring in diverse sentence frames obtained during conversational language sampling as an alternative measure of finiteness for use with young children. Method: Longitudinal language samples were used to model TAP growth from 21 to 30 months of…
Descriptors: Morphemes, Grammar, Sentences, Longitudinal Studies
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Rispoli, Matthew; Hadley, Pamela A.; Holt, Janet K. – Journal of Speech, Language, and Hearing Research, 2009
Purpose: This study tests empirical predictions of a maturational model for the growth of tense in children younger than 36 months using a type-based productivity measure. Method: Caregiver-child language samples were collected from 20 typically developing children every 3 months from 21 to 33 months of age. Growth in the productivity of tense…
Descriptors: Productivity, Investigations, Morphemes, Child Language