单词 | kurtosis |
释义 | kur·to·sis ![]() n. pl. kur·to·ses (-sēz′) A quantity indicating how sharply a probability distribution function increases and decreases around the distribution's mean. [Greek kurtōsis, bulging, curvature, from kurtoun, to make bulge, from kurtos, convex; see sker-2 in the Appendix of Indo-European roots.] |
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