\documentclass[12pt]{standalone}
\usepackage{tikz}
\usetikzlibrary{positioning}
\begin{document}
\begin{tikzpicture}
\node[align=left] (top_node) at (0,0){3 pt shooting ratios \\ Key: 0 $\vert$ 2 = 0.02};
\node[below=of top_node,yshift=10mm] {
\begin{tabular}{r|l@{\hspace{4 pt}}}
Stem & Leaf\\
\hline
0 & 2 7 \\1 & 5 8 \\3 & 7 \\4 & 4 \\5 & 1 \\6 & 7 \\
\end{tabular}};
\end{tikzpicture}
\end{document}