fat tail
English edit
Alternative forms edit
Noun edit
 A mass of fat stored in the rump of a beast as an adaptation to heat and harsh environmental conditions or selection by man.
 The relatively high probability of a relatively extreme outcome.
 (statistics, probability) A tail of a probability distribution with significantly higher kurtosis than a normal distribution (which has kurtosis = 0).
 (statistics, probability) A tail of a probability distribution with infinite variance.
Synonyms edit
 (high probability of extreme outcome): heavy tail
 (tail of distribution with positive kurtosis): leptokurtosis
Related terms edit
Translations edit
fattail of beast
