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学年平均成绩计算问题

学年平均成绩计算问题
几何画板及绘图内容加载中，请稍等……
2013-12-01 02:04
概率统计
该GeoGebra范例展示了多个学期成绩报告，并要求学生计算每种情况下的平均成绩。通过使用GeoGebra命令，学生可以直观地理解算术平均数的概念。该范例涉及的核心数学概念包括算术平均数和统计学。作图要点包括使用Mod, If, Sum, Sequence, Join等命令。适合高中数学教学和学生练习。

GeoGebra 命令及参数

  1. Mod(seed, 4) → SmallOpt
  2. If(Mod[seed, 2] ≟ 0, 5, 4) → LCred
  3. Sum(CrdSq0) → CredSum0
  4. If(CredSum0 < 12, 2, 1) → StanNo
  5. Sequence(3, k, 1, StanNo) → FnlCrd
  6. Join({CrdSq0, FnlCrd}) → CrdSq1
  7. Sum(CrdSq1) → CredSum1
  8. If(CredSum0 > 17 ∨ SmallOpt ≟ 0, 0, If[SmallOpt > 1, 1, 2]) → SmallCred
  9. If(SmallCred > 0, Join[{CrdSq1, {SmallCred}}], CrdSq1) → CrdSq2
  10. Sum(CrdSq2) → CredSum2
  11. CountIf(x > 0, CrdSq2) → NoClasses
  12. Sequence(If[sin(10000 + ((k * 1000) * seed)) > 0.5, 4, If[sin(10000 + ((k * 1000) * seed)) < -0.5, 2, 3]], k, 1, NoClasses) → GrdPtSq
  13. Sequence((Element[GrdPtSq, k] * Element[CrdSq2, k]), k, 1, NoClasses) → PrdSq
  14. Sum(PrdSq) → PtTot
  15. Element(LrgSq, Mod[seed, 2] + 1) → Large
  16. Element(SciSq, Mod[seed, 4] + 1) → Science
  17. Element(LbSq, Mod[seed, 4] + 1) → Lab
  18. Element(LngSq, Mod[seed, 5] + 1) → Lang
  19. Sequence(Element[StnClsSq0, Mod[Mod[seed, 6] + (k * Mod[seed, 101]), 8] + 1], k, 0, StanNo - 1) → StnClsSq1
  20. If(CredSum1 > 17 ∨ SmallOpt ≟ 0, {}, {Element[SmlSq, SmallOpt]}) → Sml
  21. Element(NamSq, OptNo) → Student
  22. Join({ClsSq0, StnClsSq1, Sml}) → ClsSq1
  23. Sequence(Element[GrdSq0, Element[GrdPtSq, k] + 1], k, 1, NoClasses) → GrdSq1
  24. Sequence("(", k, 1, NoClasses) → LfPrSq
  25. Sequence(")", k, 1, NoClasses) → RtPrSq
  26. Sequence("x", k, 1, NoClasses) → MltSq
  27. Sequence("=", k, 1, NoClasses) → EqSq
  28. If(OptNo ≟ 7, "'", "'s") → Poss
  29. Sequence(Text[Element[ClsSq1, k], (0.15, 5.7 - (0.5 * k))], k, 1, NoClasses) → ClsSqTx
  30. Sequence(Text[Element[GrdSq1, k], (3.5, 5.7 - (0.5 * k))], k, 1, NoClasses) → GrdSqTx
  31. Sequence(Text[Element[GrdPtSq, k], (4.2, 5.7 - (0.5 * k))], k, 1, NoClasses) → GrdPtSqTx1
  32. Sequence(Text[Element[LfPrSq, k], (4, 5.7 - (0.5 * k))], k, 1, NoClasses) → LfPrSqTx
  33. Sequence(Text[Element[RtPrSq, k], (4.5, 5.7 - (0.5 * k))], k, 1, NoClasses) → RtPrSqTx
  34. Sequence(Text[Element[CrdSq2, k], (5.2, 5.7 - (0.5 * k))], k, 1, NoClasses) → CrdSqTx1
  35. Sequence(Text[Element[CrdSq2, k], (6.6, 5.7 - (0.5 * k))], k, 1, NoClasses) → CrdSqTx2
  36. Sequence(Text[Element[GrdPtSq, k], (6, 5.7 - (0.5 * k))], k, 1, NoClasses) → GrdPtSqTx2
  37. Sequence(Text[Element[MltSq, k], (6.3, 5.7 - (0.5 * k))], k, 1, NoClasses) → MltSqTx
  38. Sequence(Text[Element[EqSq, k], (6.9, 5.7 - (0.5 * k))], k, 1, NoClasses) → EqTxSq
  39. Sequence(Text[Element[PrdSq, k], (7.2, 5.7 - (0.5 * k))], k, 1, NoClasses) → PrdSqTx

AI 绘图提示语参考

绘制一个成绩单计算界面，包含多行课程记录，每行显示课程名称、字母等级、对应绩点、学分、乘号和等号，以及右侧的乘积结果。顶部有学生姓名和学期信息，底部显示总学分和总绩点。课程名称从预设列表中随机选取，部分课程带有标准课程或小型课程标记。所有文本整齐排列，形成表格状布局，用于计算平均绩点。
以上提示语为根据原始绘图命令整理而来，仅供参考。