四分位值在被分成四部分频数分布中位于25，50或75点的边界值，每部分包含四分之一人口。
The value of the boundary at the 25th, 50th, or 75th percentiles of a frequency distribution divided into four parts, each containing a quarter of the population.
四分位值在被分成四部分频数分布中位于25，50或75点的边界值，每部分包含四分之一人口。
The value of the boundary at the 25th, 50th, or 75th percentiles of a frequency distribution divided into four parts, each containing a quarter of the population.
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