Dictionary.com

interquartile range

[ in-ter-kwawr-tahyl, -til ]
/ ˌɪn tərˈkwɔr taɪl, -tɪl /
Save This Word!

noun Statistics.
the range of values of a frequency distribution between the first and third quartiles.
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.

Origin of interquartile range

First recorded in 1880–85; inter- + quartile
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use interquartile range in a sentence

British Dictionary definitions for interquartile range

interquartile range
/ (ˌɪntəˈkwɔːtaɪl) /

noun
statistics the difference between the value of a variable below which lie 25 per cent of the population, and that below which lie 75 per cent: a measure of the spread of the distribution
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
FEEDBACK