题目内容
已知样本
6 |
8 |
10 |
13 |
10 |
8 |
10 |
11 |
12 |
7 |
8 |
9 |
10 |
11 |
9 |
9 |
12 |
11 |
12 |
12 |
则频率为0.6的范围为
[ ]
A.5.5~13.5 |
B.7.5~11.5 |
C.9.5~13.5 |
D.11.5~13.5 |
答案:C
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相关题目
已知样本
6 |
8 |
10 |
13 |
10 |
8 |
10 |
11 |
12 |
7 |
8 |
9 |
10 |
11 |
9 |
9 |
12 |
11 |
12 |
12 |
则频率为
0.6的范围为[
]
A .5.5~13.5 |
B .7.5~11.5 |
C .9.5~13.5 |
D .11.5~13.5 |