自变量

y

X

$\beta$

$\epsilon$

$z{x}_1$

${\left(z{y}_1,\cdots ,z{y}_{16}\right)}^{\prime }$

$\left(\begin{array}{cc}1& z{x}_1\end{array}\right)$

${\left(\begin{array}{cc}{\beta }_0& {\beta }_1\end{array}\right)}^{\prime }$

${\left({\epsilon }_1,\cdots ,{\epsilon }_{16}\right)}^{\prime }$

$z{x}_2$

${\left(z{y}_1,\cdots ,z{y}_{16}\right)}^{\prime }$

$\left(\begin{array}{cc}1& z{x}_2\end{array}\right)$

${\left(\begin{array}{cc}{\beta }_0& {\beta }_2\end{array}\right)}^{\prime }$

${\left({\epsilon }_1,\cdots ,{\epsilon }_{16}\right)}^{\prime }$

$z{x}_3$

$\left(\begin{array}{cc}1& z{x}_3\end{array}\right)$

${\left(\begin{array}{cc}{\beta }_0& {\beta }_3\end{array}\right)}^{\prime }$

${\left({\epsilon }_1,\cdots ,{\epsilon }_{16}\right)}^{\prime }$

、 $z{x}_2$

${\left(z{y}_1,\cdots ,z{y}_{16}\right)}^{\prime }$

$\left(\begin{array}{ccc}1& z{x}_1& z{x}_2\end{array}\right)$

${\left(\begin{array}{ccc}{\beta }_0& {\beta }_1& {\beta }_2\end{array}\right)}^{\prime }$

${\left({\epsilon }_1,\cdots ,{\epsilon }_{16}\right)}^{\prime }$

$z{x}_1$ 、 $z{x}_3$

$\left(\begin{array}{ccc}1& z{x}_1& z{x}_3\end{array}\right)$

${\left(\begin{array}{ccc}{\beta }_0& {\beta }_1& {\beta }_3\end{array}\right)}^{\prime }$

${\left({\epsilon }_1,\cdots ,{\epsilon }_{16}\right)}^{\prime }$

$z{x}_2$ 、 $z{x}_3$

${\left(z{y}_1,\cdots ,z{y}_{16}\right)}^{\prime }$

$\left(\begin{array}{ccc}1& z{x}_2& z{x}_3\end{array}\right)$

${\left(\begin{array}{ccc}{\beta }_0& {\beta }_2& {\beta }_3\end{array}\right)}^{\prime }$

${\left({\epsilon }_1,\cdots ,{\epsilon }_{16}\right)}^{\prime }$

$z{x}_1$ 、 $z{x}_2$ 、 $z{x}_3$

${\left(z{y}_1,\cdots ,z{y}_{16}\right)}^{\prime }$

$\left(\begin{array}{cccc}1& z{x}_1& z{x}_2& z{x}_3\end{array}\right)$

${\left(\begin{array}{cccc}{\beta }_0& {\beta }_1& {\beta }_2& {\beta }_3\end{array}\right)}^{\prime }$

${\left({\epsilon }_1,\cdots ,{\epsilon }_{16}\right)}^{\prime }$