%% 
%%  A DANTE-Edition example
%% 
%%  Example 28-02-23 on page 536.
%% 
%%  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{201.70511pt}
\setlength\parindent{0pt}

\usepackage{pstricks,pst-func}

\begin{document}
\psset{yunit=10cm}
\begin{pspicture*}(-4,-0.06)(4.1,0.57)
\psaxes[Dy=0.2,dy=0.2\psyunit]{->}(0,0)(-4,0)(4,0.5)
\uput[-90](4,0){$z$} \uput[90](0,0.5){$P(Z=z)$}
\psBinomialN[linecolor=red,fillstyle=vlines,showpoints=true,markZeros]{36}{0.5}
\psBinomialN[linecolor=blue,showpoints=true,plotstyle=curve]{36}{0.5}
\end{pspicture*}\\[10pt]
\psset{yunit=10cm}
\begin{pspicture*}(-4,-0.06)(4.2,0.57)
\psaxes[Dy=0.2,dy=0.2\psyunit]{->}(0,0)(-4,0)(4,0.5)
\uput[-90](4,0){$z$} \uput[90](0,0.5){$P(Z=z)$}
\psBinomialN[linecolor=red]{10}{0.6}
\psBinomialN[linecolor=blue,showpoints=true,plotstyle=curve]{10}{0.6}
\end{pspicture*}
\end{document}
