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未分组数据直方图练习

未分组数据直方图练习
几何画板及绘图内容加载中，请稍等……
2019-10-23 10:05
概率统计几何作图函数图像
①本范例演示学生如何从频率表中读取数据，通过拖动矩形条顶部来形成直方图；②涉及的核心数学概念包括频率分布、直方图绘制、数据可视化；③作图要点提炼自构造摘要，使用了Point、Polygon、Segment、Min、Max、Sequence等GeoGebra命令和对象；④适合初中及以上学生，用于概率统计教学和数据分析入门。

GeoGebra 命令及参数

  1. Point(eq_{1}) → A_{1}
  2. Point(eq_{2}) → B_{1}
  3. Point(eq_{2}) → C_{1}
  4. Point(eq_{1}) → D_{1}
  5. Polygon(A_{1}, B_{1}, C_{1}, D_{1}) → p_{1}, a_{1}, b_{1}, c_{1}, d_{1}
  6. Point(eq_{2}) → A_{2}
  7. Point(eq_{3}) → B_{2}
  8. Point(eq_{3}) → C_{2}
  9. Point(eq_{2}) → D_{2}
  10. Polygon(A_{2}, B_{2}, C_{2}, D_{2}) → p_{2}, a_{2}, b_{2}, c_{2}, d_{2}
  11. Point(eq_{3}) → A_{3}
  12. Point(eq_{4}) → B_{3}
  13. Point(eq_{4}) → C_{3}
  14. Point(eq_{3}) → D_{3}
  15. Polygon(A_{3}, B_{3}, C_{3}, D_{3}) → p_{3}, a_{3}, b_{3}, c_{3}, d_{3}
  16. Point(eq_{4}) → A_{4}
  17. Point(eq_{5}) → B_{4}
  18. Point(eq_{5}) → C_{4}
  19. Point(eq_{4}) → D_{4}
  20. Polygon(A_{4}, B_{4}, C_{4}, D_{4}) → p_{4}, a_{4}, b_{4}, c_{4}, d_{4}
  21. Point(eq_{5}) → A_{5}
  22. Point(eq_{6}) → B_{5}
  23. Point(eq_{6}) → C_{5}
  24. Point(eq_{5}) → D_{5}
  25. Polygon(A_{5}, B_{5}, C_{5}, D_{5}) → p_{5}, a_{5}, b_{5}, c_{5}, d_{5}
  26. Point(eq_{6}) → A_{6}
  27. Point(eq_{7}) → B_{6}
  28. Point(eq_{7}) → C_{6}
  29. Point(eq_{6}) → D_{6}
  30. Polygon(A_{6}, B_{6}, C_{6}, D_{6}) → p_{6}, a_{6}, b_{6}, c_{6}, d_{6}
  31. Point(eq_{7}) → A_{7}
  32. Point(eq_{8}) → B_{7}
  33. Point(eq_{8}) → C_{7}
  34. Point(eq_{7}) → D_{7}
  35. Polygon(A_{7}, B_{7}, C_{7}, D_{7}) → p_{7}, a_{7}, b_{7}, c_{7}, d_{7}
  36. Point(eq_{8}) → A_{8}
  37. Point(eq_{9}) → B_{8}
  38. Point(eq_{9}) → C_{8}
  39. Point(eq_{8}) → D_{8}
  40. Polygon(A_{8}, B_{8}, C_{8}, D_{8}) → p_{8}, a_{8}, b_{8}, c_{8}, d_{8}
  41. Point(eq_{9}) → A_{9}
  42. Point(eq_{10}) → B_{9}
  43. Point(eq_{10}) → C_{9}
  44. Point(eq_{9}) → D_{9}
  45. Polygon(A_{9}, B_{9}, C_{9}, D_{9}) → p_{9}, a_{9}, b_{9}, c_{9}, d_{9}
  46. Point(eq_{10}) → A_{10}
  47. Point(eq_{11}) → B_{10}
  48. Point(eq_{11}) → C_{10}
  49. Point(eq_{10}) → D_{10}
  50. Polygon(A_{10}, B_{10}, C_{10}, D_{10}) → p_{10}, a_{10}, b_{10}, c_{10}, d_{10}
  51. Segment(H_{1}, G_{1}) → h_{1}
  52. Segment(H_{2}, G_{2}) → h_{2}
  53. Segment(H_{3}, G_{3}) → h_{3}
  54. Segment(H_{4}, G_{4}) → h_{4}
  55. Segment(H_{5}, G_{5}) → h_{5}
  56. Segment(H_{6}, G_{6}) → h_{6}
  57. Segment(H_{7}, G_{7}) → h_{7}
  58. Segment(H_{8}, G_{8}) → h_{8}
  59. Segment(H_{9}, G_{9}) → h_{9}
  60. Segment(H_{10}, G_{10}) → h_{10}
  61. Min(listxvalues) → minvalue
  62. Max(listxvalues) → maxvalue
  63. Sequence(Text[i, (i - 0.2, -0.5)], i, minvalue, maxvalue) → listxaxislbl
  64. Sequence(Text[j, (-0.5 - floor(lg(j)) / 5, j - 0.15)], j, 1, 10) → listyaxislbl