AQR第17节:均值在哪里?
几何画板及绘图内容加载中,请稍等……
所属专题
Statistics Demonstrations
Statistics Demonstrations
Statistics Demonstrations
Statistics Demonstrations
Statistics Demonstrations
Numeracy Practice
①本范例通过拖动红色点,演示在箱线图中估计数据均值的过程;②涉及的核心数学概念包括算术平均数、箱线图和统计;③作图要点:使用了RandomUniform生成数据,Segment创建线段,Mean计算均值,BoxPlot绘制箱线图,CurveCartesian绘制曲线,Point标记点,Polygon创建多边形;④适合高中阶段学习统计学和数据分析的学生使用。
GeoGebra 命令及参数
RandomUniform(1, 20) → A1Segment((0, 2), (20, 2)) → hSegment((0, 6), (20, 6)) → gRandomUniform(1, 20) → B1RandomUniform(1, 20) → A2RandomUniform(1, 20) → B2RandomUniform(1, 20) → A3RandomUniform(1, 20) → B3RandomUniform(1, 20) → A4RandomUniform(1, 20) → B4RandomUniform(1, 20) → A5RandomUniform(1, 20) → B5RandomUniform(1, 20) → A6RandomUniform(1, 20) → B6RandomUniform(1, 20) → A7RandomUniform(1, 20) → B7RandomUniform(1, 20) → A8RandomUniform(1, 20) → B8RandomUniform(1, 20) → A9RandomUniform(1, 20) → B9RandomUniform(1, 20) → A10RandomUniform(1, 20) → B10RandomUniform(1, 20) → A11RandomUniform(1, 20) → B11RandomUniform(1, 20) → A12RandomUniform(1, 20) → B12RandomUniform(1, 20) → A13RandomUniform(1, 20) → B13RandomUniform(1, 20) → A14RandomUniform(1, 20) → B14RandomUniform(1, 20) → A15RandomUniform(1, 20) → B15RandomUniform(1, 20) → A16RandomUniform(1, 20) → B16RandomUniform(1, 20) → A17RandomUniform(1, 20) → B17RandomUniform(1, 20) → A18RandomUniform(1, 20) → B18RandomUniform(1, 20) → A19RandomUniform(1, 20) → B19RandomUniform(1, 20) → A20RandomUniform(1, 20) → B20Mean(list1) → mean1Mean(list2) → mean2BoxPlot(2, 1, list2) → bCurveCartesian(mean2, t, t, 1, 3) → dBoxPlot(6, 1, list1) → aPoint(g) → APoint(h) → BCurveCartesian(mean1, t, t, 5, 7) → cCurveCartesian(x(A), t, t, 5, 7) → eCurveCartesian(x(B), t, t, 1, 3) → fSegment((20.05, 0), (100, 0)) → iPolygon(J, K, L, M) → poly1, j, k, l, m
AI 绘图提示语参考
画一个包含20个随机均匀分布的点的箱形图,然后计算并标记这些点的平均值。首先在x轴上画两条水平线,然后随机生成20个1到20之间的数作为点的y坐标,接着画出这些点,计算所有点的平均值,并在x轴上标记这个平均值的位置。
以上提示语为根据原始绘图命令整理而来,仅供参考。