Articles by Bob Muenchen

It’s Analytics Survey Time!

March 20, 2015 | Bob Muenchen

Every other year Rexer Analytics surveys Data Analysts, Predictive Modelers, Data Scientists, Data Miners, and all other types of analytic professionals, students, and academics regarding the software they use.  I then update the main results in The Popularity of Data Analysis … Continue reading → [Read more...]

Helping Your Organization Migrate to R

March 16, 2015 | Bob Muenchen

by Bob Muenchen As the R programming environment has grown in capability and popularity, so have the number of organizations planning to migrate to it from proprietary tools. I’ve helped members of various organizations transition from SAS, SPSS and/or Stata to R (see Workshop … Continue reading → [Read more...]

r4stats.com 2014 in review

January 13, 2015 | Bob Muenchen

The WordPress.com stats helper monkeys prepared a 2014 annual report for this blog. Here’s an excerpt: The Louvre Museum has 8.5 million visitors per year. This blog was viewed about 260,000 times in 2014. If it were an exhibit at … Continue reading → [Read more...]

SAS is #1…In Plans to Discontinue Use

December 30, 2014 | Bob Muenchen

I’ve been tracking The Popularity of Data Analysis Software for many years now, and a clear trend is the decline of the market share of the bigger analytics firms, notably SAS and SPSS. Many people have interpreted my comments as implying … Continue reading → [Read more...]

Updated: Why R is Hard to Learn

December 9, 2014 | Bob Muenchen

I’ve updated one of my most widely read blog posts, Why R is Hard to Learn. It focuses on the aspects of R which tend to trip up beginners. The new version is over twice as long as the original … Continue reading → [Read more...]

Adding the SPSS MEAN.n Function to R

September 3, 2014 | Bob Muenchen

SPSS contains a very useful set of functions that R lacks. If you’re lucky enough to have access to SPSS, you can use SPSS and R very well together. If not, it’s easy to add these functions to R. The … Continue reading → [Read more...]

R Workshops Updated to Include the Latest Packages

August 27, 2014 | Bob Muenchen

Two new R packages are quickly becoming standards in the R community: Hadley Wickham’s dplyr and tidyr. The dplyr package almost completely replaces his popular plyr package for data manipulation. Most importantly for general R use, it makes it much easier … Continue reading → [Read more...]

Knoxville R Users’ Group Meets September 3rd

August 12, 2014 | Bob Muenchen

The Knoxville R Users Group (KRUG) is hosting a brown bag viewing of RStudio’s webinar “Interactive Reporting” at 11am, Weds 3-Sept-2014 in 427 Hesler on the UTK campus “Hill” .  Per RStudio.net, data scientist Garrett Grolemund and software engineer Joe … Continue reading → [Read more...]

jpmml and R (Free Webinar)

July 28, 2014 | Bob Muenchen

This free, global webinar will provide an introduction to jpmml, the world’s leading open-source PMML scoring engine currently being utilized by companies such as Airbnb to rapidly deploy predictive models into production. Webinar Format: – What is PMML? – Building … Continue reading → [Read more...]

JMBayes R package (webinar)

April 8, 2014 | Bob Muenchen

A free webinar will provide an introduction to the “JMBayes” R package which provides methods for Joint Modeling of Longitudinal and Time-to-Event Data under a Bayesian Approach. Webinar Format: - Introduction to Joint Models and the JMBayes R package - … Continue reading → [Read more...]

R Continues Its Rapid Growth

April 7, 2014 | Bob Muenchen

I’ve just updated the section below from The Popularity of Data Analysis Software. Note that the overall article is still under construction and all the figure numbers have changed from previous versions. Growth in Capability The capability of analytics software … Continue reading → [Read more...]
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