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Levels of processing in speech production.

Journal of Experimental Psychology. Human Perception and Performance

|April 1, 1981

Summary

This summary is machine-generated.

Speech rate affects memory recall of alphabetic sequences. Shorter sequences (3-5 letters) showed inverse recall with speech rate, aligning with a response unit organization model.

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Area of Science:

Cognitive Psychology
Human Memory

Background:

Speech rate influences cognitive processes.
Memory recall is affected by sequence length and repetition.

Purpose of the Study:

To investigate the relationship between speech rate and recall of alphabetic sequences.
To test a model of response unit organization in memory.

Main Methods:

Subjects repeated alphabetic sequences at controlled rates while retaining consonant trigrams.
Recall probability was measured and compared to model predictions.

Main Results:

Recall was inversely related to speech rate for 3-5 letter sequences.
A proposed model accurately predicted recall for these sequences.

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Longer sequences (9 letters) showed deviations from the model.

Conclusions:

Memory organization into response units impacts speech rate effects on recall.
The model provides a framework for understanding sequence repetition and forgetting.