Question
========
Which of these institutions already hosted a useR! conference?

Answerlist
----------
* National Institute of Standards and Technology
* Agrocampus Ouest
* Technische Universität Dortmund
* Universität Wien
* ETH Zürich
* Københavns Universitet


Solution
========
The list of useR! (and DSC) hosts can be found at <https://www.R-project.org/conferences/>.

Answerlist
----------
* True. useR! 2010 was hosted at NIST.
* True. useR! 2009 was hosted at Agrocampus Ouest, Rennes.
* True. useR! 2008 was hosted at TU Dortmund.
* False. Universität Wien did not host an R conference yet (only TU Wien and WU Wien).
* False. ETH Zürich did not host an R conference yet.
* False. Københavns Universitet hosted DSC but not useR!.

Meta-information
================
exname: useR! conferences
extype: mchoice
exsolution: 111000
exshuffle: 5