<>= include_supplement("Rlogo.png", dir = find.package("exams"), recursive = TRUE) @ \begin{question} What does the following logo stand for? \includegraphics{Rlogo.png} \begin{answerlist} \item Programming language \item Letter in the alphabet \item Technology company \item Search engine \item Online retailer \item Pirate word \end{answerlist} \end{question} \begin{solution} The logo stands for the R system for statistical computing and graphics (\url{http://www.R-project.org/}). \begin{answerlist} \item True. R is a programming language. \item False. Although R is (also) a letter in the alphabet, this is not what the logo represents. \item False. R is an open-source project, not a company. \item False. R is not a search engine. \item False. The R project does not sell anything. \item False. This is usually spelt \emph{Arrr!}. \end{answerlist} \end{solution} %% \exname{R logo} %% \extype{schoice} %% \exsolution{100000} %% \exshuffle{5}