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Cognitive Reflection, Decision Biases, and Response Times.

Carlos Alós-Ferrer1, Michele Garagnani1, Sabine Hügelschäfer1

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Summary

This study examined decision-making response times and personality. Cognitive Reflection Test (CRT) questions showed faster responses for intuitive variants, supporting dual-process theories, while decision bias evidence was mixed.

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Area of Science:

  • Cognitive Psychology
  • Decision Science
  • Behavioral Economics

Background:

  • Decision-making research often involves complex choices with slow response times.
  • Dual-process theories propose intuitive and deliberative thinking systems influencing decisions.
  • Understanding factors affecting response times, like cognitive conflict and personality, is crucial.

Purpose of the Study:

  • To investigate response times in decision-making tasks, particularly those involving cognitive conflict.
  • To examine how manipulating cognitive conflict (alignment, neutral, heuristic questions) affects response times.
  • To explore the role of personality traits in decision-making choices and response times.

Main Methods:

  • Measured response times for incentivized decision-making items, including the Cognitive Reflection Test (CRT) and probability judgment tasks.
  • Created modified question versions (alignment, neutral, heuristic) to manipulate cognitive conflict.
  • Utilized personality scales (Rational-Experiential Inventory, Big Five) and regression analysis.

Main Results:

  • For CRT questions, alignment and heuristic variants yielded faster responses, while neutral questions slowed responses, aligning with dual-process predictions.
  • Response time evidence for decision bias questions (base-rate neglect, conjunction fallacy, ratio bias) was mixed.
  • Personality factors were analyzed as controls for their influence on choices and response times.

Conclusions:

  • Dual-process theories effectively predict response time variations in CRT-like tasks with manipulated cognitive conflict.
  • The relationship between cognitive conflict, response times, and personality in decision bias tasks requires further investigation.
  • Response time analysis offers insights into the interplay between intuitive and deliberative processes in human decision-making.