对变量的概率分布需要作假设。一般的研究都选择正态分布,但是其实说不出任何道理
http://www.ccthere.com/article/3164876
对变量的概率分布需要作假设。一般的研究都选择正态分布,但是其实说不出任何道理
http://www.ccthere.com/article/3164876
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