小编J_T*_*oat的帖子

I have the following generated data frame called Raw_Data:

    Time Velocity Type
1    10        1    a
2    20        2    a
3    30        3    a
4    40        4    a
5    50        5    a
6    10        2    b
7    20        4    b
8    30        6    b
9    40        8    b
10   50        9    b
11   10        3    c
12   20        6    c
13   30        9    c
14   40       11    c
15   50       13    c

I plotted this data with ggplot2:

ggplot(Raw_Data, aes(x=Time, …