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kurtosis
[ kur-toh-sis ]
/ kɜrˈtoʊ sɪs /
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noun Statistics.
the state or quality of flatness or peakedness of the curve describing a frequency distribution in the region about its mode.
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Origin of kurtosis
1900–05; irregular transliteration of Greek kýrtōsis curvature. See cyrtosis
Words nearby kurtosis
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
British Dictionary definitions for kurtosis
kurtosis
/ (kəˈtəʊsɪs) /
noun
statistics a measure of the concentration of a distribution around its mean, esp the statistic B 2 = m 4 / m 2 ² where m 2 and m 4 are respectively the second and fourth moment of the distribution around the mean. In a normal distribution B 2 = 3See also platykurtic, mesokurtic, leptokurtic Compare skewness
Word Origin for kurtosis
from Greek: curvature, from kurtos arched
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Scientific definitions for kurtosis
kurtosis
[ kər-tō′sĭs ]
The general form or a quantity indicative of the general form of a statistical frequency curve near the mean of the distribution.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.