摘要:
期末复习--实用回归分析 \[ y=\left[\begin{array}{c} y_{1} \\ y_{2} \\ \vdots \\ y_{n} \end{array}\right], X=\left[\begin{array}{cccc} 1 & x_{11} & \cdots & x_{1 阅读全文
posted @ 2021-01-07 16:27
_OscarLi
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