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Developmental Trajectories in the Understanding of Everyday Uncertainty Terms
Björn Meder1,2, Ralf Mayrhofer3, Azzurra Ruggeri2,4
1Department of Health, Health and Medical University Potsdam.
Topics in Cognitive Science
|July 22, 2021
Summary
Children develop an understanding of verbal uncertainty terms early on. From age 9, children
Area of Science:
- Cognitive Science
- Developmental Psychology
- Computational Linguistics
Background:
- Everyday activities heavily rely on interpreting uncertainty expressed through vague verbal terms, not just numerical data.
- Understanding how individuals interpret natural language expressions of frequency and probability is key to explaining real-world reasoning and behavior.
- Limited research exists on children's interpretation of these uncertainty phrases and its developmental progression.
Purpose of the Study:
- To investigate how children aged 4–14 and adults interpret various natural language expressions of frequency and probability.
- To examine the developmental trajectory of understanding everyday uncertainty terms from childhood to adulthood.
- To explore computational methods for modeling the vagueness inherent in these verbal expressions.
Main Methods:
- A developmental and computational approach was employed, examining participants aged 4–14 and adults.
- Participants provided quantitative numerical estimates for 14 distinct verbal expressions of frequency and probability.
- Cognitive modeling techniques were used to represent the vagueness of verbal terms via probability distributions.
Main Results:
- Adult-like interpretation of everyday uncertainty terms emerges relatively early in development.
- Children's quantitative estimates significantly converged with adult estimates from approximately 9 years of age onwards.
- The study successfully demonstrated the application of probability distributions to model the vagueness of verbal uncertainty terms.
Conclusions:
- Children's understanding of verbal uncertainty terms develops significantly by age 9, aligning with adult interpretations.
- The findings offer crucial insights into the developmental pathways of comprehending everyday uncertainty.
- Novel methodological approaches are proposed for formally modeling the vagueness of abundant probability and frequency phrases.
Keywords:
Computational modelingDevelopmentEveryday activitiesEveryday uncertainty termsFrequency phrasesProbability phrasesVerbal uncertainty termsMore Related Videos
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