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leptokurtic

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Definitions

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

adjective statistics Said of a distribution if it has positive kurtosis.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

lepto- + kurtosis + -ic

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Examples

In reviewing the performance on the model over past election cycles, I noticed that its error in individual districts was somewhat leptokurtic or "fat-tailed".

NYT > Home Page By NATE SILVER 2010
"Monte Carlo simulations show good finite-sample performance, less so if distributions are skewed or leptokurtic".

Latest financial, market & economic news and analysis | guardian.co.uk 2009

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MaryW commented on the word leptokurtic

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