我如何在一个数据帧中过滤或子集一个特定的组(例如,从下面的数据帧中允许的女性)? 我试图根据性别来总结录取率/拒绝率。这个数据帧很小,但是如果它大得多,比如说数万行,在那里无法索引单个值呢?在
Admit Gender Dept Freq
0 Admitted Male A 512
1 Rejected Male A 313
2 Admitted Female A 89
3 Rejected Female A 19
4 Admitted Male B 353
5 Rejected Male B 207
6 Admitted Female B 17
7 Rejected Female B 8
8 Admitted Male C 120
9 Rejected Male C 205
10 Admitted Female C 202
11 Rejected Female C 391
12 Admitted Male D 138
13 Rejected Male D 279
14 Admitted Female D 131
15 Rejected Female D 244
16 Admitted Male E 53
17 Rejected Male E 138
18 Admitted Female E 94
19 Rejected Female E 299
20 Admitted Male F 22
21 Rejected Male F 351
22 Admitted Female F 24
23 Rejected Female F 317
要过滤数据,可以使用非常全面的
query
函数。在要总结数据,请使用
^{pr2}$groupby
。在您可以简单地通过对创建的
MultiIndex
进行子集设置来过滤结果。在相关问题 更多 >
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