直方图、均值与标准差
几何画板及绘图内容加载中,请稍等……
①本范例演示如何使用 GeoGebra 绘制直方图,并计算和显示数据的均值与标准差;②涉及的核心数学概念包括直方图、概率统计、均值、标准差;③作图要点——从下方『构造摘要』提炼用到了 Function(函数)、Point(点)、SD(标准差)、Mean(均值)、Segment(线段)、If(条件)、Div(除法)、Histogram(直方图)、Vector(向量)、Polygon(多边形)等 GeoGebra 命令/对象;④适合高中数学教学,用于帮助学生理解数据分布特征及统计量的计算方法。
GeoGebra 命令及参数
Function(-0.5, 0, 100) → fPoint(f) → A50Point(f) → A49Point(f) → A48Point(f) → A47Point(f) → A46Point(f) → A45Point(f) → A44Point(f) → A43Point(f) → A42Point(f) → A41Point(f) → A40Point(f) → A39Point(f) → A38Point(f) → A37Point(f) → A36Point(f) → A35Point(f) → A34Point(f) → A33Point(f) → A32Point(f) → A31Point(f) → A30Point(f) → A29Point(f) → A28Point(f) → A27Point(f) → A26Point(f) → A25Point(f) → A24Point(f) → A23Point(f) → A22Point(f) → A21Point(f) → A20Point(f) → A19Point(f) → A18Point(f) → A17Point(f) → A16Point(f) → A15Point(f) → A14Point(f) → A13Point(f) → A12Point(f) → A11Point(f) → A10Point(f) → A9Point(f) → A8Point(f) → A7Point(f) → A6Point(f) → A5Point(f) → A4Point(f) → A3Point(f) → A2Point(f) → A1SD(L_1) → sdMean(L_1) → meanSegment((r, -2), (r, 0)) → cIf((B1 < r) ∨ (B1 > p), 1, 0) → C1If((B2 < r) ∨ (B2 > p), 1, 0) → C2If((B3 < r) ∨ (B3 > p), 1, 0) → C3If((B4 < r) ∨ (B4 > p), 1, 0) → C4If((B5 < r) ∨ (B5 > p), 1, 0) → C5If((B6 < r) ∨ (B6 > p), 1, 0) → C6If((B7 < r) ∨ (B7 > p), 1, 0) → C7If((B8 < r) ∨ (B8 > p), 1, 0) → C8If((B9 < r) ∨ (B9 > p), 1, 0) → C9If((B10 < r) ∨ (B10 > p), 1, 0) → C10If((B11 < r) ∨ (B11 > p), 1, 0) → C11If((B12 < r) ∨ (B12 > p), 1, 0) → C12If((B13 < r) ∨ (B13 > p), 1, 0) → C13If((B14 < r) ∨ (B14 > p), 1, 0) → C14If((B15 < r) ∨ (B15 > p), 1, 0) → C15If((B16 < r) ∨ (B16 > p), 1, 0) → C16If((B17 < r) ∨ (B17 > p), 1, 0) → C17If((B18 < r) ∨ (B18 > p), 1, 0) → C18If((B19 < r) ∨ (B19 > p), 1, 0) → C19If((B20 < r) ∨ (B20 > p), 1, 0) → C20If((B21 < r) ∨ (B21 > p), 1, 0) → C21If((B22 < r) ∨ (B22 > p), 1, 0) → C22If((B23 < r) ∨ (B23 > p), 1, 0) → C23If((B24 < r) ∨ (B24 > p), 1, 0) → C24If((B25 < r) ∨ (B25 > p), 1, 0) → C25If((B26 < r) ∨ (B26 > p), 1, 0) → C26If((B27 < r) ∨ (B27 > p), 1, 0) → C27If((B28 < r) ∨ (B28 > p), 1, 0) → C28If((B29 < r) ∨ (B29 > p), 1, 0) → C29If((B30 < r) ∨ (B30 > p), 1, 0) → C30If((B31 < r) ∨ (B31 > p), 1, 0) → C31If((B32 < r) ∨ (B32 > p), 1, 0) → C32If((B33 < r) ∨ (B33 > p), 1, 0) → C33If((B34 < r) ∨ (B34 > p), 1, 0) → C34If((B35 < r) ∨ (B35 > p), 1, 0) → C35If((B36 < r) ∨ (B36 > p), 1, 0) → C36If((B37 < r) ∨ (B37 > p), 1, 0) → C37If((B38 < r) ∨ (B38 > p), 1, 0) → C38If((B39 < r) ∨ (B39 > p), 1, 0) → C39If((B40 < r) ∨ (B40 > p), 1, 0) → C40If((B41 < r) ∨ (B41 > p), 1, 0) → C41If((B42 < r) ∨ (B42 > p), 1, 0) → C42If((B43 < r) ∨ (B43 > p), 1, 0) → C43If((B44 < r) ∨ (B44 > p), 1, 0) → C44If((B45 < r) ∨ (B45 > p), 1, 0) → C45If((B46 < r) ∨ (B46 > p), 1, 0) → C46If((B47 < r) ∨ (B47 > p), 1, 0) → C47If((B48 < r) ∨ (B48 > p), 1, 0) → C48If((B49 < r) ∨ (B49 > p), 1, 0) → C49If((B50 < r) ∨ (B50 > p), 1, 0) → C50Segment((p, -2), (p, 0)) → bDiv(Min[L_1], 1) → dPoint(xAxis) → APoint(xAxis) → BPoint(xAxis) → CPoint(xAxis) → DPoint(xAxis) → EPoint(xAxis) → FPoint(xAxis) → GPoint(xAxis) → HPoint(xAxis) → IHistogram({0, x(A), x(B), x(C), x(D), x(E), x(F), x(G), x(H), x(I), 100}, L_1) → aVector((mean, -0.2), (mean, 0)) → uPolygon(J, K, L, M) → poly1, j, k, l, m
AI 绘图提示语参考
绘制一个从0到100的函数图像,然后在图像上依次放置50个点,这些点将用于创建一个直方图,展示数据分布情况。接着计算并显示这些数据的平均值和标准差。
以上提示语为根据原始绘图命令整理而来,仅供参考。