置信区间变化

GeoGebra 命令及参数

1. Segment(LeftFixEnd, RightFixEnd) → FixInt
2. Segment(LeftVarEnd, RightVarEnd) → VarInt
3. CircleArc(LeftFixCent, LeftFixTop, LeftFixBot) → LeftFixCap
4. CircleArc(RightFixCent, RightFixBot, RightFixTop) → RightFixCap
5. CircleArc(LeftVarCent, LeftVarTop, LeftVarBot) → LeftVarCap
6. CircleArc(RightVarCent, RightVarBot, RightVarTop) → RightVarCap
7. Segment(P34, P50) → Xaxis
8. Sequence(Segment[(k, 0), (k, -0.2)], k, 34, 50, 2) → Tics, {0.2, 0.2, 0.2, 0.2, 0.2, 0.2, 0.2, 0.2, 0.2}
9. Sequence(Text[k, (k - 0.175, -0.65)], k, 34, 50, 2) → Labels, {"34", "36", "38", "40", "42", "44", "46", "48", "50"}