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Angelo Pirrone1, Giovanni Sala1, Nathan J Evans1
1Department of Psychology, University of Liverpool, Bedford Street South, Liverpool L69 7ZA, United Kingdom.
对于高价值的选择,决策者并不总是更准确. 这项研究重新分析了40项先前的研究,发现决策准确性不受整体选择价值的可靠影响.
科学领域:
- 认知心理学 认知心理学
- 决策科学科学 决策科学
- 神经科学是一个神经科学.
背景情况:
- 高价值的决策往往比低价值的决策做得更快.
- 现有的理论提出了改变信息处理或谨慎级别等机制来解释这种速度-值关系.
- 然而,总体价值对决策准确性的影响仍在争论中,先前的研究发现结果各不相同.
研究的目的:
- 系统地调查决策准确性是否会被选项的整体价值持续影响.
- 在大量现有研究中重新评估决策价值和准确性之间的关系.
主要方法:
- 关于决策的40项独立研究数据的元分析.
- 统计重新分析以评估整体选项价值对决策准确性的影响.
- 检查潜在的低水平刺激驱动的效应,与整体价值分开.
主要成果:
- 决策准确性没有显示出与选项整体价值相关的持续改善或下降模式,不包括基本刺激效应.
- 这些发现挑战了决策价值对准确性的普遍,系统影响的概念.
结论:
- 以前关于整体决策价值与准确性之间存在一致联系的说法可能是过早的.
- 这些结果需要重新评估当前的决策理论,并强调需要进一步研究以价值为基础的决策过程.
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