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Assessment and Communication for People with Disorders of Consciousness
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Conflict detection and base-rate extremity.

Jianyong Yang1, Zhujing Hu1, Dandan Nie1

  • 1School of Psychology, Jiangxi Normal University, Nanchang 330022, China.

Acta Psychologica
|June 16, 2023
PubMed
Summary
This summary is machine-generated.

People often ignore statistical base rates, relying on intuition. This study shows conflict detection is possible even with moderate base rates, expanding its known limits.

Keywords:
Base-rate extremityBase-rate neglectConflict detectionDual process

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Area of Science:

  • Cognitive Psychology
  • Decision Making
  • Human Reasoning

Background:

  • Base-rate neglect is a common cognitive bias where people ignore statistical information.
  • Previous conflict detection studies focused on extreme base rates, leaving the role of base-rate extremity unclear.

Purpose of the Study:

  • To investigate if conflict detection between heuristic intuition and base-rate information occurs in moderate base-rate tasks.
  • To determine the influence of base-rate extremity on conflict detection efficiency.

Main Methods:

  • Manipulated base-rate extremity (extreme vs. moderate) and conflict presence (conflict vs. no-conflict).
  • Measured response times, confidence judgments, and confidence evaluation speed during base-rate problems.

Main Results:

  • Stereotypical responses in moderate base-rate conflict tasks showed longer response times, lower confidence, and slower confidence evaluation compared to no-conflict tasks.
  • Conflict detection effect size was larger in extreme base-rate conditions than moderate ones.
  • Conflict detection is more efficient with increasing base-rate extremity.

Conclusions:

  • Successful conflict detection is not limited to extreme base-rate tasks and extends to moderate base-rate scenarios.
  • Base-rate extremity enhances the efficiency of conflict detection in human reasoning.