基于点图估计中心趋势

GeoGebra 命令及参数

1. Mode(A4:A25) → A3
2. Median(A4:A24) → A2
3. Median(B4:B24) → B2
4. Mode(B4:B24) → B3
5. mean(B4:B24) → B1
6. Median(C4:C24) → C2
7. Mode(C4:C24) → C3
8. mean(C4:C24) → C1
9. mean(A4:A25) → A1
10. DotPlot(l5, false, 0.4) → l6
11. DotPlot(l3, false, 0.4) → l4
12. DotPlot(l1, false, 0.4) → l2
13. Segment((Emedian, 0), (Emedian, D2)) → g
14. Segment((Emode, 0), (Emode, D3)) → h
15. Segment((Emean, 0), (Emean, D1)) → f
16. Segment(B_{1}, (B1, F1)) → l
17. Segment(C_{1}, (C1, F1)) → p
18. Segment(C_{2}, (C2, F2)) → q
19. Segment(C_{3}, (C3(1), F3)) → r
20. Segment(A_{3}, (A3(1), F3)) → k
21. Segment(A_{1}, (A1, F1)) → i
22. Segment(A_{2}, (A2, F2)) → j
23. Segment(B_{2}, (B2, F2)) → m
24. Segment(B_{3}, (B3(1), F3)) → n