幸存者偏差

12 Oct 2020, 15:53 · Views 4,482

有人做了一个思维实验。雇佣512只猴子，给他们两个按钮，一个买，一个卖，让他们每天随机乱按。每年检查一次猴子们的收益，将赔本的剔出工位，只保留那些盈利的。于是，第二年还有256只猴子，第三年128只，第四年64只，第五年32只。这32只猴子只是“幸存者”。存活下来的往往被视为“传奇”，它们的做法被争先恐后地模仿，但有些只是偶然幸存了下来而已。 #XAU/USD#

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