58 search results for "Rcmdr"

Picking a gui interface for R

February 3, 2014
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Recently I decided to switch statistical programs used introductory statistics course for masters students that I teach at the University of Arkansas. Historically this course has been taught with SPSS, but I am attempting the switch to R this semeste...

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Summarize statistics by Groups in R & R Commander

December 8, 2013
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Summarize statistics by Groups in R & R Commander

R is great at accomplishing complex tasks. Doing simple things with R though takes some effort. Consider the simple task of producing summary statistics for continuous variables over some factor variables. Using Stata, I’d write a brief one-liner to get the mean for one or more variables using another variable as a factor. For instance, tabstat Horsepower RPM, by(Type) ...

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Questions on my online forecasting course

October 3, 2013
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I’ve been getting emails asking questions about my upcoming course on Forecasting using R. Here are some answers. Do I need to use the Revolution Enterprise version of R, or can I use open-source R? Open source R is fine. Revolution Analytics is organizing the course, but there is no requirement to use their software. I will be using...

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The R journal – Volume 5/1, June 2013

July 3, 2013
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r_project

The new R Journal is out! Click for a complete table of content with links to all papers.

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Top 100 R packages for 2013 (Jan-May)!

June 13, 2013
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Top 100 R packages for 2013 (Jan-May)!

(This article was first published on R-statistics blog » RR-statistics blog, and kindly contributed to R-bloggers) What are the top 100 (most downloaded) R packages in 2013? Thanks to the recent release of RStudio of their “0-cloud” CRAN log files (but without including downloads from the primary CRAN mirror or any of the 88 other CRAN mirrors), we can now answer this question...

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…about R, for beginners

April 29, 2013
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…about R, for beginners

These days I was remembering my beginnings as a linux user few years ago, and how I found R (possibly in a very unlikely way: searching for a SPSS alternative in Linux). For two years, R had been almost impossible … Sigue leyendo →

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Automated Re-Install of Packages for R 3.0

April 3, 2013
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With the big release of R 3.0 today comes an unfortunate side effect of needing to re-install all of your packages. Luckily, R provides a pretty easy method of getting all of your packages into a list for automated re-install.  Here’s how to do it for OSX users with a default install to the Library: Automated Re-Install of...

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Video: SQL queries in R using sqldf package

December 17, 2012
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This video covers how to run SQL queries using the ‘sqldf’ package within R. This sqldf tutorial was part of a Keystone Solutions podcast discussion about data science and what skills beginning analysts should be learning to improve their skill set. The example files from this tutorial can be downloaded from this link: Example Data Video: SQL...

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Loading SPSS (.sav) into Stata

October 11, 2012
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Most statistical softwares nowadays are able to convert their files to a wide range of other packages. Perhaps it is the reason for the discontinuity of old converter bundles like SAS Transport and DBMS. Interesting, however, Stata, a quite popular statistical package, still lack built-in support for exporting and importing files among concurrent softwares like

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Getting into R, RCommander, JGR and Deducer

September 14, 2012
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I've been meaning to post something about R for a while, but never got started, and now have a pile of things I'd like to post, so it's time to get started. I first started using R during my Master Dissertation where I had to do some stats.  I've ...

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