0 one of four equal measurements that a set of things can be divided into:
1 in statistics , one of four equal parts that a set of figures is divided into, in order of size, amount, value, etc.:
in the top/second, etc. quartile The investment fund has appeared regularly in the top quartile of performance tables.
We find significant differences between the most prosperous quartile and the rest of the world.
The median body surface ratio was 1.33 (range=1.008-2.16, lower and upper quartile=1.13, 1.76 respectively).
However, the scope for improvement is limited, since, in all quartiles, the recovery rate is around 70 per cent.
For the statistical calculations, we have used a median or quartile division of the material for the number of reported symptoms.
First, the world's population is divided into quartiles on the basis of per capita income in 2100.
For continuous variables, individuals who scored within the lowest or highest quartile were placed in the risk category as indicated below.
Second, focused ethnographies were conducted in four selected census tracts with child maltreatment report rates in the highest and lowest quartiles.
The results indicate that the poorest quartile will suffer damages in all scenarios.
