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# Category Archives: Uncategorized

## R Workshops Updated to Include the Latest Packages

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

Posted in Analytics, Data Mangement, R, Uncategorized
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## Knoxville R Users’ Group Meets September 3rd

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

Posted in R, Statistics, Uncategorized
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## r4stats.com 2013 in review

The WordPress.com stats helper monkeys prepared a 2013 annual report for this blog. Here’s an excerpt: The Louvre Museum has 8.5 million visitors per year. This blog was viewed about 150,000 times in 2013. If it were an exhibit at … Continue reading

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## Job Trends in the Analytics Market: New, Improved, now Fortified with C, Java, MATLAB, Python, Julia and Many More!

I’m expanding the coverage of my article, The Popularity of Data Analysis Software. This is the first installment, which includes a new opening and a greatly expanded analysis of the analytics job market. Here it is, from the abstract onward … Continue reading

Posted in Analytics, R, SAS, SPSS, Stata, Statistics, Uncategorized
16 Comments

## Knoxville R User’s Group Meeting November 1

The next meeting of the Knoxville R User’s Group will consist of four 20-minute talks followed by an open planning session. It will take place on Friday, November 1, from 2:00 p.m. to 4:00 p.m. at The University of Tennessee, … Continue reading

Posted in Analytics, R, Statistics, Uncategorized
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## Trends in the Analytics Job Market

Tracking the job market for statistics, analytics, data mining and the like used to be a major undertaking. However, on November 10, 2011 the world’s largest web site for job postings, Indeed.com, released a tool that allows you to examine trends … Continue reading

Posted in Analytics, R, SAS, SPSS, Statistics, Uncategorized
10 Comments

## Webinar: Managing Data with R

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
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## Knoxville R Users Group Formed, Free Training Offered

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
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## R Tackles Big Garbage

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
14 Comments

## Comparing Transformation Styles: attach, transform, mutate and within

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