Publications by Tal Galili

Generation of E-Learning Exams in R for Moodle, OLAT, etc.

20.12.2012

(Guest post by Achim Zeileis) Development of the R package exams for automatic generation of (statistical) exams in R started in 2006 and version 1 was published in JSS by Grün and Zeileis (2009). It was based on standalone Sweave exercises, that can be combined into exams, and then rendered into different kinds of PDF output (exams, solu...

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100 most read R posts in 2012 (stats from R-bloggers) – big data, visualization, data manipulation, and other languages

02.01.2013

R-bloggers.com is now three years young. The site is an (unofficial) online journal of the R statistical programming environment, written by bloggers who agreed to contribute their R articles to the site. Last year, I posted on the top 24 R posts of 2011. In this post I wish to celebrate R-bloggers’ third birthmounth by sharing with you: Lin...

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New R User Group – Manchester R

11.01.2013

Mango Solutions announce the inaugural meeting of a new R user group in Manchester, UK. Date:                      7th Feb 2013 Venue:                 Odder Bar, Manchester (14 Oxford Road, M1 5QA) http://oddbar.co.uk/odder Timings: ·         6:00 – 6:30 Getting started in R by Chris Campbell. A f...

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{stargazer} package for beautiful LaTeX tables from R statistical models output

14.01.2013

stargazer is a new R package that creates LaTeX code for well-formatted regression tables, with multiple models side-by-side, as well as for summary statistics tables. Its latest version, released in early January 2013, can also output the content of data frames directly into LaTeX. Compared to available alternatives, stargazer excels in three re...

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R User Group Meetings in Switzerland and London

07.02.2013

Mango Solutions is pleased to confirm details of two forthcoming  R User Group Meetings:  BaselR Date:                                     21st Feb 2013 Venue:                                 transBARent, Viaduktsrasse 3, CH 4051 Basel, Switzerland Time:     ...

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Installing Pandoc from R (on Windows) – using the {installr} package

27.02.2013

The R blogger Rolf Fredheim has recently wrote a great piece called “Reproducible research with R, Knitr, Pandoc and Word“, where he advocates for Pandoc as an essential part of reproducible research workflow in R, in helping to turn documents which are knitted in R into high quality Word for exchanging with our colleagues. It is a great pos...

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R 2.15.3 is released

01.03.2013

Follows is the announcement today from Peter Dalgaard, for the R Core Team: The build system rolled up R-2.15.3.tar.gz (codename “Security Blanket”) at 9:00 this morning. This is intended to be the final round-up release of the 2.15 series, and in fact of the entire 2.x.y series which started 2004-10-04. The list below details the chang...

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Updating R from R (on Windows) – using the {installr} package

05.03.2013

Upgrading R on Windows is not easy. While the R FAQ offer guidelines, some users may prefer to simply run a command in order to upgrade their R to the latest version. That is what the new {installr} package is all about. The {installr} package offers a set of R functions for the installation and updating of software (currently, only on Windows ...

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Writing a MS-Word document using R (with as little overhead as possible)

24.03.2013

The problem: producing a Word (.docx) file of a statistical report created in R, with as little overhead as possible. The solution: combining R+knitr+rmarkdown+pander+pandoc (it is easier than it is spelled). If you get what this post is about, just jump to the “Solution: the workflow” section. Preface: why is this a problem (/still) Before ...

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Updating R (on Windows) through a menu-bar: installr 0.9 released on CRAN

01.04.2013

In preparation for the upcoming release of R 3.0.0, a new release 0.9 of installr is now on CRAN. The package can be installed and loaded using: # installing/loading the package: if(!require(installr)) { install.packages("installr"); require(installr)} #load / install+load installr The new version includes various bug fixes (as can be seen in th...

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