四分位数与箱线图（两组数据比较）
2015-11-03 10:52
本 GeoGebra 范例演示如何对两组随机数据计算四分位数并绘制箱线图（Box Plot）进行直观比较。通过 BoxPlot、Median、Mean、Mode、Frequency、Sort 等命令，动态展示数据排序、中位数、平均数、众数及频率分布。用户可通过交互按钮重新生成随机数据（Shuffle），实时观察两组数据的箱线图变化，包括最小值、下四分位数、中位数、上四分位数和最大值五个关键统计量，帮助理解数据离散程度与集中趋势的比较分析方法。
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