rownames,age,fat,sex
1,24,15.5,male
2,37,20.9,male
3,41,18.6,male
4,60,28,male
5,31,34.7,female
6,39,30.2,female
7,58,21.3,male
8,23,9.5,male
9,23,27.9,female
10,27,7.8,male
11,27,17.8,male
12,39,31.4,female
13,41,25.9,male
14,45,27.4,male
15,49,25.2,female
16,50,31.1,female
17,53,34.7,female
18,53,42,female
19,54,29.1,female
20,56,32.5,female
21,57,30.3,female
22,58,33,female
23,58,33.8,female
24,60,41.1,female
25,61,34.5,female