LaTeX.org

{\writing
\fbox{
\parbox {160mm}{Thus $X\sim \mbox{Bin}(n, p)$ if $X$ is the number
of successes out of $n$ independent trials, each of which has
probability $p$ of success.}}}

These are part of my LateX output but i have an error message telling me that :

X ! Undefined Control Sequence
1.1881 ...

thanks heaps guys.ive got it!

my ultimate format for this would be a PDF form.

Sorry but how do i convert my PDF files to EPS images in ADobe Reader 8.0?

Hi,
Im a novice user and
I need to include a pdf graphics in Latex. I used the following code:

\documentclass[a4paper,12pt]{article}
\usepackage[dvips]{graphics}
\usepackage{graphicx}
\usepackage{graphics}
\usepackage{psfrag}

\begin{document}
\begin{figure}

\includegraphics{a.pdf}

\caption ...