题目内容
小兵随机调查了他们学校50名同学某月家庭月用水量,数据如下(单位:
):
|
8, |
5.5, |
5, |
6.4, |
10, |
12.5, |
7.8, |
5, |
|
6.5, |
9, |
5, |
7.5, |
10.2, |
8.3, |
9.4, |
6.5, |
|
11, |
13.5, |
14, |
14.5, |
15, |
5.4, |
8.5, |
10.5, |
|
5, |
6.5, |
7.5, |
8.5, |
6, |
4.5, |
5, |
8.4, |
|
7.2, |
6.2, |
8, |
10, |
9, |
5.5, |
7.5, |
8, |
|
5.5, |
6.5, |
6, |
8.6, |
9.5, |
4.5, |
9.5, |
6.5, |
|
7, |
5. |
将数据适当分组,并绘制相应的频数分布表和频数分布直方图.
答案:略
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