% Sample Question document for STA312 \documentclass[12pt]{article} %\usepackage{amsbsy} % for \boldsymbol and \pmb %\usepackage{graphicx} % To include pdf files! \usepackage{amsmath} \usepackage{amsbsy} \usepackage{amsfonts} \usepackage[colorlinks=true, pdfstartview=FitV, linkcolor=blue, citecolor=blue, urlcolor=blue]{hyperref} % For links \usepackage{fullpage} %\pagestyle{empty} % No page numbers \begin{document} %\enlargethispage*{1000 pt} \begin{center} {\Large \textbf{Sample Questions: Censoring and Likelihood}}%\footnote{} \vspace{1 mm} STA312 Spring 2019. Copyright information is at the end of the last page. \end{center} \vspace{5mm} \noindent The Pareto density is { \large $f(t|\theta) = \left\{ \begin{array}{ll} % ll means left left \frac{\theta}{t^{\theta+1}} & \mbox{for $ t \geq 1$} \\ 0 & \mbox{for } t<1 \end{array} \right. $. % } % End size \vspace{3mm} \begin{enumerate} \item Let $(T_1,\delta_1), \ldots, (T_n,\delta_n)$ be a random sample from a Pareto distribution with right censoring. Find the maximum likelihood estimate of $\theta$. \pagebreak %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \item Find the standard error of $\widehat{\theta}$. \vspace{100mm} \end{enumerate} % End of all the questions \vspace{70mm} \noindent \begin{center}\begin{tabular}{l} \hspace{6in} \\ \hline \end{tabular}\end{center} This assignment was prepared by \href{http://www.utstat.toronto.edu/~brunner}{Jerry Brunner}, Department of Mathematical and Computational Sciences, University of Toronto. It is licensed under a \href{http://creativecommons.org/licenses/by-sa/3.0/deed.en_US} {Creative Commons Attribution - ShareAlike 3.0 Unported License}. Use any part of it as you like and share the result freely. The \LaTeX~source code is available from the course website: \begin{center} \href{http://www.utstat.toronto.edu/~brunner/oldclass/312s19} {\small\texttt{http://www.utstat.toronto.edu/$^\sim$brunner/oldclass/312s19}} \end{center} \end{document}