kurtosis

例句：

1. 1. The distribution of the data is highly kurtotic.
   数据的分布高度偏斜。
2. 2.Kurtosis measures how much a distribution deviates from a normal distribution.
   峰度衡量一个分布与正态分布偏离的程度。
3. 3. In statistics, kurtosis is used to describe the shape of a probability distribution.
   在统计学中，峰度用于描述概率分布的形状。