quartile
四分位数,四分之一,四位数,四分法
Definitions
- 1
- : Statistics. one of the values of a variable that divides the distribution of the variable into four groups having equal frequencies.Compare first quartile, median, third quartile.
- : Astrology. a quartile aspect.
- 1
- : Astrology. of or relating to the aspect of two heavenly bodies when their longitudes differ by 90°.
Examples
As a result, just three percent of students at the most selective 200 colleges represent the bottom income quartile.
In fact, the median passing mark in our 17-game 2010s would have been 4,003 yards — not just above the third quartile of what we’re used to, but a mark that passers for two NFL franchises never reached in the entire 16-game era.
Of course, that's just an illustration; people don't mechanically drop down a quartile by getting more education.
A 3rd quartile candidate with "some college"earning $1085 a week becomes a second-quartile BA holder earning . . . $1066.
The upper quartile or group will now contain that fourth of the class whose grades were highest.
First Quartile--Fairly clear; illumination of actual scene is fairly represented.