create_doc.tex

%------------------------------------------------------------------------------
% document class article

\documentclass[12pt]{article}

%------------------------------------------------------------------------------
% Packages

\usepackage{booktabs}
\usepackage{graphicx}

%------------------------------------------------------------------------------
% Title

\title{Title}
\author{Author}
\date{\today}

%------------------------------------------------------------------------------
% Begin document

\begin{document}

\maketitle

\begin{abstract}
This is a test latex document for creating a pdf. 
\end{abstract}

\section{Introduction}
Cars scatter plot.

%insert image cars.png
\begin{figure}[h]
\centering
\includegraphics[width=0.5\textwidth]{cars.png}
\caption{Cars}
\end{figure}

\section{Data}
Cars regression table.

%insert table tab.tex

\input{reg.tex}


\section{Conclusion}
End of Document.

\tiny{This is a test document.}
\end{document}