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单词 quartile
释义
quartile
(once / 129883 pages)
n

When statisticians divide things into four equal parts, any one of those parts is called a quartile. You might, for example, hear about a successful school that's in the upper quartile of state test scores.
People studying information about how people live — how much money they make, how healthy they are, how much they travel, what their ages are, what TV shows they watch — often separate them into groups for comparison. It's sometimes easier to examine statistics and information when it's divided into quartiles, or fourths. The original use of the word quartile was in astronomy, to mean "ninety degrees apart," from the Latin root word quartus, "fourth."
WORD FAMILY
quartile: quartiles
USAGE EXAMPLES
Thirty-five percent of workers over all and 66 percent of those in the bottom quartile of income get no paid sick leave.
New York Times(Nov 29, 2016)
It looked at the best-performing quartile of funds over the 2006-10 period and examined how they performed in the next five years.
Economist(Nov 24, 2016)
The fund also ranks in the top quartile of its peers over the last one-, three-, five- and 10-year periods.
New York Times(Oct 14, 2016)
n (statistics) any of three points that divide an ordered distribution into four parts each containing one quarter of the scores
Hyper
grade, mark, score
a number or letter indicating quality (especially of a student's performance)
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更新时间:2025/1/24 14:42:44