<p>在一元线性回归方程<img src="https://learnfile.20230611.cn/learnAppQuestion/f9/de/f9deb5d8eb00a9be753b83aeacdf8250.jpg" style="width: 100%;height: auto;">回归系数<img src="https://learnfile.20230611.cn/learnAppQuestion/c5/b2/c5b2aadce5865a758c8b83520395fe68.jpg - 概率论与数理统计（经管类）(04183)