峰度:概率分布“尾部厚重程度”的度量,定义为四阶累积量除以概率分布方差的平方。
kurtosises — plural of kurtosis
峭度；[计] 峭度
峰度:概率分布“尾部厚重程度”的度量,定义为四阶累积量除以概率分布方差的平方。
A measure of "heaviness of the tails" of a probability distribution, defined as the fourth cumulant divided by the square of the variance of the probability distribution.
超峰度:给定分布的峰度与正态分布峰度之差。
Excess kurtosis: the difference between a given distribution's kurtosis and the kurtosis of a normal distribution.
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