“leptokurtic distribution”的概念、定义、翻译、参考文献-科学参考

单词	leptokurtic distribution
释义	leptokurtic distribution [¦lep·tǝ¦kǝrd·ik ´di·strǝ`byü·shǝn] ^STATISTICS A distribution in which the ratio of the fourth moment to the square of the second moment is greater than 3, which is the value for a normal distribution; it appears to be more heavily concentrated about the mean, or more peaked, than a normal distribution.
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