Getting Started Using R, Part 1: RStudio

August 4, 2012 | Randy Zwitch

Despite my preference for SAS over R, there are some add-ons to “basic” R that I’ve found that have made my learning process way easier.  While I’m still in my infancy in learning R, I feel like once I found … Continue reading →Getting Started Using R, Part 1: RStudio ... [Read more...]

Learning R has really made me appreciate SAS

July 25, 2012 | Randy Zwitch

For the past 18 months, it seems like all I’ve heard about in the digital marketing industry is “big data”, and with that, mentions of using Hadoop and R to solve these sorts of problems.  Why are these tools the … Continue reading →Learning R has really made me appreciate SAS ... [Read more...]

EU rules that computer languages cannot be copyrighted

May 2, 2012 | Derek-Jones

The European Court of Justice has published its decision in SAS v WPL; the title of the press release says it all “The functionality of a computer program and the programming language cannot be protected by copyright”. To summarise the background, World Programming Ltd developed a system that was capable ... [Read more...]

Interview with Kai Chew, CloudStat

December 31, 2011 | CloudStat

Here is an interview with Kai Chew, Founder of Cloudstat. CloudStat is developing a cloud-based statistical platform to help researchers who want to make sense of data to do statistical analysis collaboratively with its high performance computing infra... [Read more...]

Basic Econometrics in R and SAS

November 27, 2011 | Matt Bogard

Regression Basicsy= b0 + b1 *X  ‘regression line we want to fit’The method of least squares minimizes the squared distance between the line ‘y’ andindividual data observations yi. That is minimize: ∑ ei2 = ∑ (yi - b0 -  b1 Xi...
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Another Mystery: sas7bdat != sd2

October 14, 2011 | BioStatMatt

I received an email from a very inconvenienced statistician a few weeks ago. The problem was an old data file with the extension .sd2. Apparently, this is an obsolete data storage format used by past versions of SAS. A quick glance at the file contents revealed that this sd2 formatted ... [Read more...]

On R versus SAS

October 6, 2011 | Luis

A short while ago there was a discussion on linkedin about the use of SAS versus R for the enterprise. I have thought a bit about the issue but, as I do not use Linkedin, I did not make any … Continue reading → [Read more...]

More sas7bdat progress

September 13, 2011 | BioStatMatt

The development version of the read.sas7bdat function (in the sas7bdat package) now reads field labels and formats. In addition, errors of the type "found subheaders where 1 expected" are now a thing of the past. These improvements are largely due to work by Clint Cummins. The function also ... [Read more...]

sas7bdat database reader update

June 14, 2011 | BioStatMatt

An earlier post (1216) introduced a compatibility study (i.e. reverse engineering) of the sas7bdat database file format. The code and documentation for this are here: I've recently restructured the code as an R package, and added some functionality. Look for the sas7bdat ... [Read more...]


May 6, 2011 | Matt Bogard

The SAS Analysis blog post 'A macro calls R in SAS for paneled 3d plotting' influenced my macro coding.   The following macro call: %EXPORT_TO_R(DATA = YOURDATA)  exports the SAS data set 'YOURDATA' as .csv and produces the R code for se...
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