This shows grade level based on the word's complexity.
kurtosis
[ kur-toh-sis ]
/ kɜrˈtoʊ sɪs /
Save This Word!
This shows grade level based on the word's complexity.
noun Statistics.
the state or quality of flatness or peakedness of the curve describing a frequency distribution in the region about its mode.
QUIZ
THINGAMABOB OR THINGUMMY: CAN YOU DISTINGUISH BETWEEN THE US AND UK TERMS IN THIS QUIZ?
Do you know the difference between everyday US and UK terminology? Test yourself with this quiz on words that differ across the Atlantic.
Question 1 of 7
In the UK, COTTON CANDY is more commonly known as…
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. 2023
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
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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.