\documentclass{jarticle}
\usepackage{datapie,databar,graphicx}

\begin{document}

\DTLloaddb{groupa}{groupa.csv}
\DTLloaddb{groupb}{groupb.csv}

\begin{figure}[htbp]
\centering
\scalebox{.5}{\DTLplot{groupa,groupb}{x=Height,y=Weight,width=3in,height=3in}}
\caption{A Scatter Plot}
\end{figure}

\begin{figure}[htbp]
\centering
\scalebox{.5}{\DTLplot{groupa,groupb}{x=Height,y=Weight,
width=3in,height=3in,legend,legendlabels={Group A,Group B},
xlabel={Height (m)},ylabel={Weight (kg)},box,
xticpoints={1.54,1.55,1.56,1.57,1.58,1.59,1.60,1.61,1.62}}}
\caption{A Scatter Plot}
\end{figure}

\end{document}
