房价估算数据统计分析

房价估算数据统计分析
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2014-05-31 02:10
①本范例演示如何使用GeoGebra对房价估算数据进行统计分析,包括排序、绘制散点图、箱线图等;②涉及的核心数学概念有均值、中位数、四分位数、概率统计;③作图要点提炼自构造摘要,使用了Sort, DotPlot, Median, Q1, Q3, BoxPlot, Segment, Textfield, Element, RemoveUndefined, Join, Polygon, Mean, Length等命令和对象;④适合高中阶段学习概率统计和数据分析的学生使用。

GeoGebra 命令及参数

  1. Sort(EstimateList) → SortedList
  2. DotPlot(SortedList) → DotPlot
  3. Median(EstimateList) → ListMed
  4. Q1(EstimateList) → ListQ1
  5. Q3(EstimateList) → ListQ3
  6. BoxPlot(4, 1, EstimateList) → ListBox
  7. Segment((ListMed, 0), (ListMed, 2.5)) → SegMed
  8. Segment((ListQ1, 0), (ListQ1, 2.5)) → SegQ1
  9. Segment((ListQ3, 0), (ListQ3, 2.5)) → SegQ3
  10. Segment((UpperLim, 0), (UpperLim, 2.5)) → SegUpper
  11. Segment((LowerLim, 0), (LowerLim, 2.5)) → SegLower
  12. Textfield(A1) → InA1
  13. Textfield(A2) → InA2
  14. Textfield(A3) → InA3
  15. Textfield(A4) → InA4
  16. Textfield(A5) → InA5
  17. Textfield(A6) → InA6
  18. Textfield(A7) → InA7
  19. Textfield(A8) → InA8
  20. Textfield(A9) → InA9
  21. Textfield(A10) → InA10
  22. Textfield(A11) → InA11
  23. Element(SortedList, C1) → B1
  24. Element(SortedList, C2) → B2
  25. Element(SortedList, C3) → B3
  26. Element(SortedList, C4) → B4
  27. Element(SortedList, C5) → B5
  28. Element(SortedList, C6) → B6
  29. Element(SortedList, C7) → B7
  30. Element(SortedList, C8) → B8
  31. Element(SortedList, C9) → B9
  32. Element(SortedList, C10) → B10
  33. Element(SortedList, C11) → B11
  34. RemoveUndefined(Sequence[If[Element[SortedList, i] < LowerLim, Element[SortedList, i]], i, 1, 20]) → LowOut
  35. RemoveUndefined(Sequence[If[Element[SortedList, i] > UpperLim, Element[SortedList, i]], i, 1, 20]) → HighOut
  36. Join({LowOut, HighOut}) → Outliers
  37. Polygon((3200, y(Corner[1])), Corner[2], Corner[3], (3200, y(Corner[4]))) → Mask, a, b, g, h
  38. Mean(SortedList) → ListMean
  39. Length(EstimateList) → ListLength
  40. RemoveUndefined(Sequence[If[(Element[SortedList, i] > LowerLim) ∧ (Element[SortedList, i] < UpperLim), Element[SortedList, i]], i, 1, ListLength]) → GoodList
  41. Length(GoodList) → GoodLength
  42. Mean(GoodList) → GoodMean
  43. Element(SortedList, 1) → ListLow
  44. Element(SortedList, ListLength) → ListHigh
  45. Element(GoodList, 1) → GoodLow
  46. Element(GoodList, GoodLength) → GoodHigh
  47. Polygon(A, B, C, D) → poly1, a_1, b_1, c, d
  48. Polygon(E, F, G, H) → poly2, e, f, g_1, h_1
  49. Polygon(I, J, K, L) → poly3, i, j, k, l

AI 绘图提示语参考

画一个统计分析图,展示房屋油漆工成本估算的数据。首先绘制一个点图显示所有估算值,然后添加中位数、第一四分位数和第三四分位数的三条水平线段。接着用箱线图表示数据分布,箱体覆盖四分位数范围,中线段表示中位数。最后,在箱线图两侧添加表示异常值的点,并在图表下方标注数据的基本统计量,如平均值、最大值、最小值等。
以上提示语为根据原始绘图命令整理而来,仅供参考。