异常值与离群点

GeoGebra 命令及参数

1. Variance(l1) → a
2. mean(l1) → c
3. Point(eq1) → P
4. Circle(P, b) → d
5. Intersect(d, f, 1) → Q
6. Intersect(d, f, 2) → R
7. Vector(P, R) → u
8. Vector(P, Q) → v
9. RotateText(text1, π / 2) → text2
10. stdev(l1) → e
11. stdevp(l1) → g
12. Translate(P, ((-b), 0)) → P'
13. Translate(P, ((-2 * b), 0)) → P'_{1}
14. Translate(P, ((-3 * b), 0)) → P'_{2}
15. Translate(P, ((2 * b), 0)) → P'_{3}
16. Translate(P, ((3 * b), 0)) → P'_{4}
17. Vector(P', P'_{1}) → w
18. Vector(P'_{1}, P'_{2}) → n
19. Translate(P, (b, 0)) → P'_{5}
20. Vector(P'_{5}, P'_{3}) → p
21. Vector(P'_{3}, P'_{4}) → q