%% 
%%  Ein Beispiel der DANTE-Edition
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%%  7. Auflage
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%%  Beispiel 27-02-23 auf Seite 576.
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%%  Copyright (C) 2016 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
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\documentclass[]{exaarticle}
\pagestyle{empty}
\setlength\textwidth{398.33856pt}
\setlength\parindent{0pt}
%StartShownPreambleCommands
\usepackage{pst-func} \psset{yunit=10}
%StopShownPreambleCommands
\begin{document}
\begin{pspicture*}(-6,-0.07)(6.1,0.55)
  \psaxes[Dy=0.2,dy=0.2\psyunit]{->}(0,0)(-6,0)(6,0.5)
  \uput[-90](6,0){$z$} \uput[0](0,0.5){$P(Z=z)$}
  \psBinomialN{125}{.5}\psBinomialN[markZeros,linewidth=1pt,linecolor=red]{4}{.5}
\end{pspicture*}
\end{document}