\begin{table}%t3
\caption{\label{table:3}Synoptic table of the results of the regression analyses.}
%\centering
\par
\begin{tabular}{c c c c c}
\hline\hline
Formula  & &  \multicolumn{2}{c}{Data Samples} \\
                               &        & Berkhuijsen    & M~33 \\
\hline
$D_2(\nz)\propto\nz^m$         & $m=$   & $-0.37\pm0.04$ & $-0.34\pm0.07$ \\
$\Sg_2(D_2)\propto D_2^\xi$    & $\xi=$ & $-2.06\pm0.34$ & $-2.20\pm0.46$ \\
$\Sg(D,\nz)\propto D^p\nz^q$   & $p=$   & $-0.89\pm0.57$ & $-1.37\pm0.64$ \\
                               & $q=$   & $+0.62\pm0.25$ & $+0.52\pm0.30$ \\
$q-\lmb p=\mu$                 & $\lmb=$& $+0.39$        & $+0.37$        \\
                               & $\mu=$ & $+0.97\pm0.14$ & $+1.04\pm0.20$ \\
$KB^{3/2}\propto\nz^g\Vsh^h$   & $g=$   & $+1.25\pm0.14$ & $+1.31\pm0.20$ \\
                               & $h=$   & $+1.26\pm0.38$ & $+1.58\pm0.42$ \\
\hline
\end{tabular}
\end{table}