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Updated: May 5, 2026

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Cross-Modal Multivariate Pattern Analysis
Published on: November 9, 2011
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从多层模型中得出可概括的结论:关于范德卡尔赛德和埃芬迪奇的评论 (2022)
1Kairos Research, Dayton, Ohio.
Psychological science
|May 3, 2024
概括
这项研究重新分析了关于内在人群智慧的数据,发现采取不同观点的好处是统计建模的工件. 最初的发现很可能是反保守的多层模型的结果.
科学领域:
- 认知心理学 认知心理学
- 社会心理学 社会心理学
- 行为经济学是一种行为经济学.
背景情况:
- 内部人群的智慧,从一个人汇总两个估计的改进,此前被认为是通过透视来增强.
- 范德卡尔塞德和埃芬迪奇 (2022) 提出,采用不同意见的观点可以增强这种效应.
研究的目的:
- 为重新分析Van de Calseyde和Efendić (2022) 提出的数据.
- 为了调查这一说法的统计有效性,观点采取增强内在人群智慧.
主要方法:
- 使用多层次建模重新分析现有数据集.
- 检查项目级影响和差异组件.
- 随机交叉模型与考虑到实验条件的模型进行比较.
主要成果:
- 在最初的研究中,透视的明显好处被发现是人造的.
- 反保守的多层模型,特别是随机截取模型,导致对项目级差异的低估.
- 由于未能考虑实验条件的项目级影响,造成了一个虚幻的发现.
结论:
- 最初的结论是,采用不同观点增强了内在人群的智慧,这一结论没有得到重新分析的支持.
- 原始统计分析的方法限制可能导致虚假结果.
- 进一步的研究应该采用更严格的统计方法来调查视角对判断聚合的影响.
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