简要介绍了洛伦茨曲线与基尼系数的概念，并简化了基尼系数计算公式，对计算过程中数据的收集、分组和排序等进行了探讨。
After introducing the concepts of Lorenz curve and Gini coefficient briefly, We simplified the formulas of Gini coefficient, discussed the data collecting, grouping and sequencing.
简要介绍了洛伦茨曲线与基尼系数的概念，并简化了基尼系数计算公式，对计算过程中数据的收集、分组和排序等进行了探讨。
After introducing the concepts of Lorenz curve and Gini coefficient briefly, We simplified the formulas of Gini coefficient, discussed the data collecting, grouping and sequencing.
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