Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun mathematics, probability Used other than as an idiom: The tail of a distribution that represents the rare occurrence of extreme values..
  • noun marketing Sales made for less usual goods within a very large choice, which can return a profit through reduced marketing and distribution costs.

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Comments

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  • Also see fat tail.

    October 8, 2008

  • Distributions with long tails are called leptokurtic; distributions with short tails are called platykurtic. Normal distributions have zero kurtosis.

    David M. Lane et al., Introduction to Statistics (I don't see the date), p. 669

    April 7, 2018