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Hess, Carla W.; And Others – Journal of Speech and Hearing Research, 1989
The study investigated the alternate forms reliability of four type-token ratios (TTRs) of oral language samples obtained from 52 elementary school children. Findings indicated that TTRs were not comparable when calculated for different sample sizes and that they were not reliable measures of the language performance of this population. (Author/DB)
Descriptors: Communication Skills, Elementary Education, Language Skills, Language Tests