kurtosis

English

Etymology

From Ancient Greek κύρτωσις (kúrtōsis, “bulging, convexity”), from κυρτός (kurtós, “bulging”).

Noun

kurtosis (countable and uncountable, plural kurtoses or kurtosises)

1. (statistics) 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.

Related terms

• leptokurtosis
• mesokurtosis
• platykurtosis
• excess kurtosis
• mesokurtic
• leptokurtic
• platykurtic

Translations

measure of "tail heaviness"

• Chinese:

  Mandarin: 峰度 (fēngdù)

• Czech: špičatost f, koeficient špičatosti m
• Finnish: huipukkuus (fi), kurtoosi (fi)
• (deprecated template usage) {{trans-mid}}
• French: kurtosis (fr) m, coefficient d’aplatissement m
• Portuguese: curtose f
• Russian: эксце́сс (ru) m (ekscéss), коэффицие́нт эксце́сса m (koefficiént ekscéssa)
• Tagalog: umbok (tl)