I offer several courses at various levels of R, ranging from 1 to 3 days and from introductory to advanced topics. It is often offered through the Columbia Mountain ...

This paper reviews some programming techniques in R that have proved useful, particularly for substantial projects. These include several versions of object-oriented programming, used in a large ...

R is a free computing and graphical software/environment for statistical analysis. Part II of this short course consists of 2 sections: Section 3 introduces statistical analysis in R, including ...

If your research involves manipulating data sets than you may have heard your peers talking about “R”. This free programming language is robust, easy-to-learn and versatile. Just like everyone else, ...

R is a free computing and graphical software/environment for statistical analysis. Part I of this short course consists of 2 sections: Section 1 introduces R programming basics, including data objects ...