Author Archives: Bob Muenchen

About Bob Muenchen

I help researchers analyze their data and write books about research computing.

Webinar: Managing Data with R

Posted on June 4, 2013

Before you can analyze data, it must be in the right form. Join Revolution Analytics and me this June 21st for a 4-hour webinar that shows how to perform the most commonly used data management tasks in R. We will work through … Continue reading →

Posted in Data Mangement, R, SAS, SPSS, Uncategorized | Leave a comment

SAS Dominates Analytics Job Market; R up 42%

Posted on May 29, 2013

I’m continuing to gather and analyze data to update The Popularity of Data Analysis Software. In this installment I cover the latest employment figures. Employment is important to us all, so what software skills are employers seeking? A thorough answer … Continue reading →

Posted in Analytics, R, SAS, SPSS, Statistics | 13 Comments

Forecast Update: Will 2014 be the Beginning of the End for SAS and SPSS?

Posted on May 14, 2013

I recently updated my plots of the data analysis tools used in academia in my ongoing article, The Popularity of Data Analysis Software. I repeat those here and update my previous forecast of data analysis software usage. Learning to use … Continue reading →

Posted in Analytics, R, SAS, SPSS, Statistics | Tagged , , , , | 54 Comments

SAS, SPSS, Stata Users: Learn R from Home June 17

Posted on May 8, 2013

Has learning R been driving you a bit crazy? If so, it may be that you’re “lost in translation.” On June 17 and 19, I’ll be teaching a webinar, R for SAS, SPSS and Stata Users. With each R concept, … Continue reading →

Posted in Analytics, R, SAS, SPSS, Statistics | Leave a comment

Knoxville R Users Group Formed, Free Training Offered

Posted on April 8, 2013

R is popular free and open-source software for graphics and data analytics. The Knoxville R Users Group is being formed to help people learn R and improve their skills with it. Three departments of The University of Tennessee are working together … Continue reading →

Posted in Analytics, R, Statistics, Uncategorized | 2 Comments

R Tackles Big Garbage

Posted on April 1, 2013

April 1, 2013 – Although the capabilities of the R system for data analytics have been expanding with impressive speed, it has heretofore been missing important fundamental methods. A new function works with the popular plyr package to provide these missing … Continue reading →

Posted in Analytics, R, SAS, Statistics, Uncategorized | 8 Comments

R’s 2012 Growth in Capability Exceeds SAS’ All Time Total

Posted on March 19, 2013

by Robert A. Muenchen I’m slowly gathering all the data needed to update my ongoing article, The Popularity of Data Analysis Software. The section below is the latest installment. Growth in Capability The capability of all the software in this … Continue reading →

Posted in Analytics, R, SAS, Statistics | 24 Comments

What Analytic Software are People Discussing?

Posted on February 12, 2013

by Robert A. Muenchen How can we measure the popularity or market share of analytic software? One way is to see what people are discussing. I’m in the process of updating my annual article, The Popularity of Data Analysis Software. Below … Continue reading →

Posted in Analytics, R, SAS, SPSS, Statistics | 9 Comments

Comparing Transformation Styles: attach, transform, mutate and within

Posted on January 22, 2013

There are several ways to perform data transformations in R. Each has its own set of advantages and disadvantages. Let’s take one variable, square it and add 100. How many ways might an R beginner screw up such a simple … Continue reading →

Posted in Analytics, Data Mangement, R, Uncategorized | 9 Comments

R for SAS, SPSS, Stata Users Workshop Redesigned

Posted on October 2, 2012

My workshop R for SAS, SPSS and Stata Users has been popular over the years, but it’s time for an overhaul. A common request has been to simplify it, so I have moved data management to a separate 4-hour workshop, … Continue reading →

Posted in Analytics, R, SAS, SPSS, Statistics, Uncategorized | 1 Comment