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原文連結
論文資訊
- 類型：已發表論文
- 日期：2016-11-21
摘要
Bright red coloration is a signal of male competitive ability in animal 物種 across a range of taxa, including non-human primates. Does the effect of red on competition extend to humans? A landmark study in 演化ary psychology established such an effect through analysis of data for four combat sports at the 2004 Athens Olympics [1]. Here we show that the results do not replicate in an equivalent, independent dataset for the 2008 Beijing Olympics, and that there is substantial variation in the fraction of wins by red across sports in both years. We uncover a number of shortcomings with the research design, analysis, and interpretation underlying the original results. For example, the variation observed in the data may reflect bias towards wins by one color over the other, linked to specific feat
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