I think there is a question in R. I donot know the reason.
This is my data about comulative percentage figure. The result is not right.
The first point (no=1,leiji=26.94350) in the plot figure was showen in a
lower location. Why?
Thanks !
> fre
no leiji
1 1 26.94350
2 2 46.86401
3 3 60.59032
4 4 72.17355
5 5 77.85521
6 6 82.05853
7 7 85.56495
8 8 87.64378
9 9 89.42997
10 10 91.01150
11 11 92.32409
12 12 93.48106
13 13 94.62618
14 14 95.47530
15 15 96.25000
16 16 96.71516
17 17 97.14648
18 18 97.51522
19 19 97.86367
20 20 98.10217
21 21 98.32544
22 22 98.51658
23 23 98.69756
24 24 98.85995
25 25 99.00372
26 26 99.11874
27 27 99.22192
28 28 99.32510
29 29 99.42659
30 30 99.49932
31 31 99.56360
32 32 99.61265
33 33 99.66001
34 34 99.70737
35 35 99.75304
36 36 99.79702
37 37 99.83424
38 38 99.86130
39 39 99.88836
40 40 99.91373
41 41 99.93572
42 42 99.95264
43 43 99.96448
44 44 99.97294
45 45 99.97970
46 46 99.98647
47 47 99.99154
48 48 99.99493
49 49 99.99662
50 50 99.99831
51 51 100.00000
>plot(fre$no,fre$leiji)
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