![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[主观题]
某化工厂为了提高化工产品的得率,提出甲乙两种方案,为比较它们的好坏,分别用两种方案各进行了10次试验,得到
如下数据:
甲方案得率(%) | 68.1 62.4 64.3 64.7 68.4 66.0 65.5 66.7 67.3 66.2 |
乙方案得率(%) | 69.1 71.0 69.1 70.0 69.1 69.1 67.3 70.2 72.1 67.3 |
查看答案
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)