8+ Quick How-To Calculate Mean Length of Utterance (MLU)

how to calculate mean length of utterance

8+ Quick How-To Calculate Mean Length of Utterance (MLU)

Figuring out the typical variety of morphemes or phrases utilized in a person’s utterances is a vital facet of language improvement evaluation. This calculation includes transcribing a language pattern, segmenting every utterance, counting the morphemes or phrases inside every utterance, summing these counts, and dividing by the overall variety of utterances. For instance, if a language pattern comprises ten utterances with a complete of thirty morphemes, the typical size of utterance is three morphemes.

This metric serves as a useful indicator of a speaker’s language complexity and developmental stage. Its use in medical and analysis settings supplies insights into language acquisition, potential delays, and the effectiveness of interventions. Traditionally, the measure has been instrumental in monitoring language milestones and differentiating typical from atypical language improvement patterns throughout varied populations.

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