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九年级学生选举统计

九年级学生选举统计
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2015-11-11 04:55
概率统计滑块动画
所属专题 CCSS Support Math II Unit 4
本范例展示了Edison高中九年级129名学生选举总统的投票结果统计。它涉及概率统计的核心概念，通过使用GeoGebra命令如Mod、Segment等进行数据处理和可视化。适合初中数学教学，帮助学生理解概率统计的实际应用。

GeoGebra 命令及参数

  1. Mod(Slider1, 12) → v
  2. Mod(Slider1, 11) → u
  3. Mod(Slider1, 10) → t
  4. Segment((0, 0), (0, 1)) → i1
  5. Segment(A_0, B_0) → Scaleline
  6. LaTeX("\text{0}") → Scalevalue0
  7. LaTeX("\text{1}") → Scalevalue1
  8. LaTeX("\text{2}") → Scalevalue2
  9. LaTeX("\text{3}") → Scalevalue3
  10. LaTeX("\text{4}") → Scalevalue4
  11. LaTeX("\text{5}") → Scalevalue5
  12. LaTeX("\text{6}") → Scalevalue6
  13. LaTeX("\text{7}") → Scalevalue7
  14. LaTeX("\text{8}") → Scalevalue8
  15. LaTeX("\text{9}") → Scalevalue9
  16. LaTeX("\text{10}") → Scalevalue10
  17. Segment(D_0, (x(D_0), 0)) → j1
  18. LaTeX((("\text{All \textcolor{#000099}{" * Slider1) * "} students in the ninth grade class at Edison High School recently voted for class president.}")) → Pg1A
  19. LaTeX("\text{and then add the single tally marks for the last group if it has less than \textcolor{#000099}{5}.}") → Pg1D_2
  20. LaTeX("\text{Count the tally marks.}") → Pg1C
  21. LaTeX("\text{Verify the results and identify the winner of the election.}") → Pg1C_1
  22. LaTeX((("\text{The sum should be \textcolor{#000099}{" * Slider1) * "}.}")) → Pg1D_4
  23. LaTeX((("\text{There were \textcolor{#000099}{" * Slider1) * "} people who voted,so add the numbers in the“Count”column.}")) → Pg1D_3
  24. LaTeX((("\text{The tally marks sum to \textcolor{#000099}{" * Slider1) * "},which matches the total number of people who voted.}")) → Pg1D_6
  25. LaTeX("\text{Based on the results of the tally table,Ramirez got more votes and won the election.}") → Pg1D_7
  26. LaTeX("\text{Based on the results of the tally table,Ramirez got more votes and won the election.}") → Pg1D_5
  27. LaTeX("\text{Based on the results of the tally table,Ramirez got more votes and won the election.}") → Pg1D_{18}
  28. LaTeX("\text{Based on the results of the tally table,Ramirez got more votes and won the election.}") → Pg1D_{19}
  29. LaTeX("\text{Based on the results of the tally table,Ramirez got more votes and won the election.}") → Pg1D_{20}
  30. LaTeX("\text{Based on the results of the tally table,Ramirez got more votes and won the election.}") → Pg1D_{21}
  31. LaTeX("\text{Based on the results of the tally table,Ramirez got more votes and won the election.}") → Pg1D_{22}
  32. LaTeX("\text{Based on the results of the tally table,Ramirez got more votes and won the election.}") → Pg1D_{23}
  33. LaTeX("\text{Based on the results of the tally table,Johnson got more votes and won the election.}") → Pg1D_{24}
  34. LaTeX("\text{Based on the results of the tally table,Johnson got more votes and won the election.}") → Pg1D_{25}
  35. LaTeX("\text{inclusive that indicates how likely an event is to occur.}") → WTK2
  36. LaTeX("\text{\mathbf{Probability} a number from \textcolor{#000099}{0} to \textcolor{#000099}{1},inclusive or a percent from \textcolor{#000099}{0%} to \textcolor{#000099}{100%} }") → WTK1
  37. LaTeX("\text{A tally table for the voting is shown.Complete the tally table by adding the counts.Who won the election?}") → Pg1A_1
  38. LaTeX("\text{Count the tally marks for each candidate and record it in the table.Count by fives,}") → Pg1D_1
  39. LaTeX((("\text{\textcolor{#000099}{62}\textcolor{#000099}{+67}\textcolor{#000099}{=" * Slider1) * "}}")) → Pg1D_{12}
  40. LaTeX((("\text{\textcolor{#000099}{61}\textcolor{#000099}{+64}\textcolor{#000099}{=" * Slider1) * "}}")) → Pg1D_8
  41. LaTeX((("\text{\textcolor{#000099}{61}\textcolor{#000099}{+65}\textcolor{#000099}{=" * Slider1) * "}}")) → Pg1D_9
  42. LaTeX((("\text{\textcolor{#000099}{64}\textcolor{#000099}{+67}\textcolor{#000099}{=" * Slider1) * "}}")) → Pg1D_{14}
  43. LaTeX((("\text{\textcolor{#000099}{64}\textcolor{#000099}{+66}\textcolor{#000099}{=" * Slider1) * "}}")) → Pg1D_{13}
  44. LaTeX((("\text{\textcolor{#000099}{65}\textcolor{#000099}{+67}\textcolor{#000099}{=" * Slider1) * "}}")) → Pg1D_{15}
  45. LaTeX((("\text{\textcolor{#000099}{68}\textcolor{#000099}{+65}\textcolor{#000099}{=" * Slider1) * "}}")) → Pg1D_{16}
  46. LaTeX((("\text{\textcolor{#000099}{70}\textcolor{#000099}{+64}\textcolor{#000099}{=" * Slider1) * "}}")) → Pg1D_{17}
  47. LaTeX((("\text{\textcolor{#000099}{62}\textcolor{#000099}{+65}\textcolor{#000099}{=" * Slider1) * "}}")) → Pg1D_{10}
  48. LaTeX((("\text{\textcolor{#000099}{63}\textcolor{#000099}{+65}\textcolor{#000099}{=" * Slider1) * "}}")) → Pg1D_{11}
  49. LaTeX((("\text{Number of students =" * Slider1) * "}")) → DKT1