<p>今有一组试验数据如下：（）<img src="https://learnfile.20230611.cn/learnAppQuestion/c7/0f/c70fdb7dff2a5ef00c1bed75e248bc2f.jpg" style="width: 100%;height: auto;"><img src="https://learnfile.20230611.cn/learnAppQuestion/93/fb/93fbf6c51b7412878352de13a191027d.jpg