相关性比较

相关性比较
几何画板及绘图内容加载中,请稍等……
2018-05-02 18:52
这个范例演示了如何比较两个数据集的相关性。核心数学概念包括相关系数、交点、比例、余弦、参数曲线和相似变换。通过使用GeoGebra命令如PMCC、Intersect、Segment、Point等,可以构造出直观的图形来展示这些概念。适合高中数学教学和学习。

GeoGebra 命令及参数

  1. PMCC({A, B, C, D, E, F, G, H, I, J}) → a
  2. PMCC({K, L, M, N, O, P, Q, R, S, T}) → b
  3. PMCC({G_1, H_1, I_1, J_1, K_1, L_1, M_1, N_1, O_1, P_1}) → d
  4. PMCC({U, V, W, Z, A_1, B_1, C_1, D_1, E_1, F_1}) → c
  5. PMCC({Q_1, R_1, S_1, T_1, U_1, V_1, W_1, Z_1, A_2, B_2}) → e
  6. PMCC({C_2, D_2, E_2, F_2, G_2, H_2, I_2, J_2, K_2, L_2}) → m
  7. PMCC({M_2, N_2, O_2, P_2, Q_2, R_2, S_2, T_2, U_2, V_2}) → n
  8. PMCC({W_2, Z_2, A_3, B_3, C_3, D_3, E_3, F_3, G_3, H_3}) → o
  9. PMCC({I_3, J_3, K_3, L_3, M_3, N_3, O_3, P_3, Q_3, R_3}) → p
  10. PMCC({S_3, T_3, U_3, V_3, W_3, Z_3, A_4, B_4, C_4, D_4}) → q
  11. PMCC({E_4, F_4, G_4, H_4, I_4, J_4, K_4, L_4, M_4, N_4}) → r
  12. PMCC({O_4, P_4, Q_4, R_4, S_4, T_4, U_4, V_4, W_4, Z_4}) → s
  13. PMCC({A_5, B_5, C_5, D_5, E_5, F_5, G_5, H_5, I_5, J_5}) → t
  14. PMCC({K_5, L_5, M_5, N_5, O_5, P_5, Q_5, R_5, S_5, T_5}) → u
  15. PMCC({U_5, V_5, W_5, Z_5, A_6, B_6, C_6, D_6, E_6, F_6}) → v
  16. PMCC({G_6, H_6, I_6, J_6, K_6, L_6, M_6, N_6, O_6, P_6}) → w
  17. PMCC({Q_6, R_6, S_6, T_6, U_6, V_6, W_6, Z_6, A_7, B_7}) → a_1
  18. PMCC({C_7, D_7, E_7, F_7, G_7, H_7, I_7, J_7, K_7, L_7}) → b_1
  19. PMCC({W_7, Z_7, A_8, B_8, C_8, D_8, E_8, F_8, G_8, H_8}) → c_1
  20. PMCC({M_7, N_7, O_7, P_7, Q_7, R_7, S_7, T_7, U_7, V_7}) → d_1
  21. Intersect(xAxis, yAxis) → I_8
  22. Segment(I_8, J_8) → f
  23. Segment(K_8, L_8) → g
  24. Point(yAxis) → M_8
  25. Segment(M_8, N_8) → h
  26. Point(yAxis) → O_8
  27. Segment(O_8, P_8) → i
  28. Point(yAxis) → Q_8
  29. Segment(Q_8, R_8) → j
  30. Point(yAxis) → S_8
  31. Segment(S_8, T_8) → k
  32. Segment(I_8, S_8) → l
  33. Segment(J_8, T_8) → f_1
  34. Segment(U_8, V_8) → g_1
  35. Segment(W_8, Z_8) → h_1
  36. Segment(A_9, B_9) → i_1