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Related Experiment Videos

Sampling children's spontaneous speech: how much is enough?

Michael Tomasello1, Daniel Stahl

  • 1Max Planck Institute for Evolutionary Anthropology, Leipzig, Germany. tomas@eva.mpg.de

Journal of Child Language
|April 1, 2004
PubMed
Summary
This summary is machine-generated.

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Researchers can optimize child language data collection by considering phenomenon frequency and sampling density. This quantitative guidance improves the reliability of spontaneous speech analyses in child language acquisition studies.

Area of Science:

  • Child Language Acquisition
  • Developmental Linguistics
  • Quantitative Research Methods

Background:

  • Limited guidance exists on optimal sampling strategies for children's spontaneous speech.
  • Quantitative issues in speech sampling can affect the reliability of child language acquisition research.

Purpose of the Study:

  • To provide quantitative insights for researchers to optimize speech sampling methods.
  • To inform decisions on sample size and frequency for analyzing child language phenomena.
  • To enhance confidence in existing analyses of spontaneous speech data.

Main Methods:

  • Theoretical analyses examining the impact of phenomenon frequency and sampling density.
  • Empirical analyses of infrequent child language phenomena using dense speech corpora.

Related Experiment Videos

  • Comparison of results from different sampling strategies on child speech data.

    • Main Results:

    • Sampling density and phenomenon frequency significantly influence the accuracy of speech analyses.
    • Quantitative models predict the percentage of phenomena captured and probability of detection.
    • Empirical data confirm the impact of sampling strategies on estimating occurrence and emergence ages.

    Conclusions:

    • Informed sampling strategies are crucial for robust child language acquisition research.
    • Quantitative analysis can guide researchers in collecting and interpreting spontaneous speech data.
    • This study offers practical recommendations for improving the design of child language studies.