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发帖数: 5794 | 1 \documentclass{article}
\usepackage{booktabs,multirow,warpcol}
\usepackage{amsmath}
\begin{document}
\begin{tabular}{ccP{1.4}P{1.4}P{1.4}}
\toprule\toprule
& & \multicolumn{3}{c}{Correlation($\rho$)} \\
\cmidrule{3-5}
$\theta$ & Variances ($\sigma_{11},\sigma_{22}$) & 0 & .4 & .9 \\
\midrule
\multirow{4}{*}{\centering
$\begin{pmatrix}
1 \\ 0 \\
\end{pmatrix}$
} & (.1,.1) & .0138 & .0141 & .0131 \\
& (.1,.5) & .0059 & .0064 & .008 \\ |
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