题目内容
一组数据12,15,24,25,31,31,36,36,37,39,44,49,50的中位数是
36
31
35
34
A.31 B.36
C.35 D.34
一组数据12,15,24,25,31,31,36,36,37,39,44,49,50的中位数是 ( )