- one of the values of a variable that divides the distribution of the variable into 100 groups having equal frequencies: Ninety percent of the values lie at or below the ninetieth percentile, ten percent above it.
- of or relating to a percentile or a division of a distribution by percentiles.
Origin of percentile
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for percentile
These differentials, he writes “places the average black at roughly the 16th percentile of the white IQ distribution.”Immigrants’ IQ Lower, Wrote Coathor of Heritage Foundation Report
May 9, 2013
The new measure is a relative measure, pegged to (approximately) how much the 33rd percentile is spending on various things.The Poor We Shall Always Have With Us
November 16, 2012
Really well, actually—in the 97th percentile on reading comprehension and the 87th in math.The Great College Road Trip
April 8, 2011
A state in the 90th percentile (with the least amount of complaints filed) was given 20 points.
A state in the 90th percentile (with the least amount of hate crimes) was given 20 points.
In height he gained from the 25 percentile to the 40 percentile.Adenoids and Diseased Tonsils
Margaret Cobb Rogers
In other words, the lengths of the individual vectors denote the percentile rle that each night played in the total density.A Quantitative Study of the Nocturnal Migration of Birds.
George H. Lowery.
- one of 99 actual or notional values of a variable dividing its distribution into 100 groups with equal frequencies; the 90th percentile is the value of a variable such that 90% of the relevant population is below that valueAlso called: centile
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
Word Origin and History for percentile
Online Etymology Dictionary, © 2010 Douglas Harper
- Any of the 100 equal parts into which the range of the values of a set of data can be divided in order to show the distribution of those values. The percentile of a given value is determined by the percentage of the values that are smaller than that value. For example, a test score that is higher than 95 percent of the other scores is in the 95th percentile.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.