%% 
%%  A DANTE-Edition example
%% 
%% 
%%  Copyright (C) 2011 Herbert Voss
%% 
%%  It may be distributed and/or modified under the conditions
%%  of the LaTeX Project Public License, either version 1.3
%%  of this license or (at your option) any later version.
%% 
%%  See http://www.latex-project.org/lppl.txt for details.
%% 
%% 
%% ==== 
% Show page(s) 1
%% 
\documentclass[]{article}
\pagestyle{empty}
\setlength\textwidth{225.70511pt}
\setlength\parindent{0pt}

\usepackage{pstricks,pst-func}

\begin{document}
\psset{yunit=5cm}%
\begin{pspicture}(-2.5,-0.15)(4,0.55)
  \psaxes[Dy=0.2,dy=0.2\psyunit]%
    {->}(0,0)(-2.5,0)(4,0.5)
  \uput[-90](4,0){$z$}
  \uput[0](0,0.5){$P(Z=z)$}
  \psBinomialN[markZeros,
    fillstyle=vlines]{6}{0.4}
\end{pspicture}
\end{document}