非随机抽样方法演示
几何画板及绘图内容加载中,请稍等……
①本范例通过动态图形演示非随机抽样的概念与步骤;②涉及核心数学概念包括统计方法、函数图像(步骤函数、梯形、对数函数、双曲线)、上下和或黎曼和;③作图要点:运用了Circle(圆)、Segment(线段)、Mirror(镜像)、Polygon(多边形)、Vector(向量)等GeoGebra命令与对象;④适合高中及以上数学学习者,用于理解统计抽样方法与函数图像的几何表示。
GeoGebra 命令及参数
Circle((0, 5), 0.125) → cSegment((0, 5 - 0.125), (0, 4.25)) → fSegment((0, 4.5 + 0.125), (-0.125, 4.75)) → gSegment((0, 4.5 + 0.125), (0.125, 4.75)) → hSegment((0, 4.25), (-0.125, 4)) → iSegment((0, 4.25), (0.125, 4)) → jCircle((-1, 4.5), 0.125) → dSegment((-1, 4.5 - 0.125), (-1, 3.75)) → kSegment((-1, 4 + 0.125), (-1 - 0.125, 4.25)) → lSegment((-1, 4 + 0.125), (-1 + 0.125, 4.25)) → mSegment((-1, 3.75), (-1 - 0.125, 3.5)) → nSegment((-1, 3.75), (-1 + 0.125, 3.5)) → pCircle((-2, 4), 0.125) → eCircle((-1.5, 2.5), 0.125) → qCircle((-0.5, 2), 0.125) → rCircle((-2.5, 1.5), 0.125) → sSegment((-0.5, 2 - 0.125), (-0.5, 1.25)) → tSegment((-1.5, 2.5 - 0.125), (-1.5, 1.75)) → aSegment((-2, 4 - 0.125), (-2, 3.25)) → bSegment((-2.5, 1.5 - 0.125), (-2.5, 0.75)) → f_1Segment((-0.5, 1.5 + 0.125), (-0.5 - 0.125, 1.75)) → g_1Segment((-0.5, 1.5 + 0.125), (-0.5 + 0.125, 1.75)) → h_1Segment((-1.5, 2 + 0.125), (-1.5 - 0.125, 2.25)) → i_1Segment((-1.5, 2 + 0.125), (-1.5 + 0.125, 2.25)) → j_1Segment((-2, 3.5 + 0.125), (-2 - 0.125, 3.75)) → k_1Segment((-2, 3.5 + 0.125), (-2 + 0.125, 3.75)) → l_1Segment((-2.5, 1 + 0.125), (-2.5 + 0.125, 1.25)) → m_1Segment((-2.5, 1 + 0.125), (-2.5 - 0.125, 1.25)) → n_1Segment((-0.5, 1.25), (-0.5 - 0.125, 1)) → p_1Segment((-0.5, 1.25), (-0.5 + 0.125, 1)) → q_1Segment((-1.5, 1.75), (-1.5 - 0.125, 1.5)) → r_1Segment((-1.5, 1.75), (-1.5 + 0.125, 1.5)) → s_1Segment((-2, 3.25), (-2 - 0.125, 3)) → t_1Segment((-2, 3.25), (-2 + 0.125, 3)) → a_1Segment((-2.5, 0.75), (-2.5 + 0.125, 0.5)) → b_1Segment((-2.5, 0.75), (-2.5 - 0.125, 0.5)) → c_1Mirror(d, d_1) → d'Mirror(k, d_1) → k'Mirror(m, d_1) → m'Mirror(l, d_1) → l'Mirror(n, d_1) → n'Mirror(p, d_1) → p'Mirror(e, d_1) → e'Mirror(l_1, d_1) → e_1Mirror(k_1, d_1) → f_2Mirror(b, d_1) → b'Mirror(a_1, d_1) → g_2Mirror(t_1, d_1) → h_2Mirror(r, d_1) → r'Mirror(h_1, d_1) → i_2Mirror(g_1, d_1) → j_2Mirror(t, d_1) → t'Mirror(q_1, d_1) → k_2Mirror(p_1, d_1) → l_2Mirror(q, d_1) → q'Mirror(a, d_1) → a'Mirror(j_1, d_1) → m_2Mirror(i_1, d_1) → n_2Mirror(s_1, d_1) → p_2Mirror(r_1, d_1) → q_2Mirror(f_1, d_1) → r_2Mirror(s, d_1) → s'Mirror(m_1, d_1) → s_2Mirror(n_1, d_1) → t_2Mirror(c_1, d_1) → a_2Mirror(b_1, d_1) → b_2Polygon(A, B, C, D) → q1, a_3, b_3, c_2, d_2Polygon(E, F, G, H) → q2, e_2, f_3, g_3, h_3Polygon(I, J, K, L) → q3, i_3, j_3, k_3, l_3Polygon(M, N, O, P) → q4, m_3, n_3, o, p_3Vector((0.25, 4.25), (0.75, 4)) → vPolygon(Q, R, S, T) → q5, q_3, r_3, s_3, t_3Vector((-0.25, 4.25), (-0.75, 4)) → uPolygon(U, V, W, Z) → q6, u_2, v_2, w_1, z_1Polygon(A_1, B_1, C_1, D_1) → q7, a_4, b_4, c_3, d_3Polygon(E_1, F_1, G_1, H_1) → q8, e_3, f_4, g_4, h_4Polygon(I_1, J_1, K_1, L_1) → q9, i_4, j_4, k_4, l_4Vector((-1.25, 4), (-1.75, 3.5)) → w_2Vector((1.25, 4), (1.75, 3.5)) → u_3Vector((-2, 2.75), (-2.5, 1.75)) → v_3Vector((2, 2.75), (2.5, 1.75)) → w_3Vector((-0.125, 3.75 + 0.125), (-0.5, 2.25)) → wVector((-0.25, 4), (-1.75, 3.5)) → v_1Vector((0.25, 4), (2.5, 1.75)) → u_4Vector((0.125, 3.75 + 0.125), (0.5, 2.25)) → u_1Vector((-0.75, 4), (-0.25, 4.25)) → v_4Vector((0.5, 2.25), (0.125, 3.75 + 0.125)) → w_4Vector((-0.5, 2.25), (-0.125, 3.75 + 0.125)) → c_4Vector((1.75, 3.5), (0.25, 4)) → d_4
AI 绘图提示语参考
绘制一个包含多个同心圆和线段的图形,其中包含4个半径为0.125的同心圆,每个圆上有一条垂直线段,这些线段在圆心处相交。然后,将这些线段镜像到另一个同心圆上,形成对称图形。最后,连接这些线段的端点,形成一系列梯形和矩形,展示非随机抽样的统计方法。
以上提示语为根据原始绘图命令整理而来,仅供参考。