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Journal of Child Language1
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Richards, Brian1
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Type/Token Ratios: What Do They Really Tell Us?
Peer reviewed Peer reviewed
Richards, Brian – Journal of Child Language, 1987
Type/Token Ratios (TTRs) frequently fail to discriminate between children at widely different stages of language development, and may fall as children get older. Such effects are caused by a negative, though non-linear, relationship between sample size and TTR. Standardization of the number of tokens before computing TTRs is recommended.…
Descriptors: Child Language, Discourse Analysis, Language Acquisition, Language Research