Articles by Educate-R - R

Interactive charts with rCharts

February 15, 2014 | Educate-R - R

I have a few upcoming presentations as a part of job interviews. To prepare for these interviews, I'm attempting to make my figures a bit more interactive within my presentations. The aim is to be able to limit any large cumbersome tables I would need to include in my presentations ... [Read more...]

Picking a gui interface for R

February 3, 2014 | Educate-R - R

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... [Read more...]

When I use plyr/dplyr

January 24, 2014 | Educate-R - R

My last post I talked about how I use the data.table package for aggregating and removing duplicate observations. Although I use the data.table package quite often, there are many times when I use plyr (and now the new dplyr) package, primarily becaus... [Read more...]

Two of my favorite data.table features

January 6, 2014 | Educate-R - R

When I started to use the data.table package I was primarily using it to aggregate. I had read about data.table and its blazing speed compared to the other options from base or the plyr package especially with large amounts of data. As an example, I ... [Read more...]

Guessing Correlations: A shiny app

December 30, 2013 | Educate-R - R

A recent hobby of mine (as with many other R users) is to play around with the relatively new R package: shiny. I started creating demo applications about a year ago just to figure out how powerful the platform could be, but it was not until this fall that I ... [Read more...]

SPSS to R: An R package to convert SPSS syntax

November 26, 2013 | Educate-R - R

My first statistical software package I used as an undergrad was SPSS. I was fortunate during my senior year at Luther College to be initially introduced to R. I did not realize it at the time (except for the pretty graphics) that this was the start of something big for ... [Read more...]

My Course Slide Generation

November 18, 2013 | Educate-R - R

This past August I took an opportunity to step back into the University academic world as a Visiting Assistant Professor at the University of Arkansas. I have enjoyed the transition back into the academic world, including a more flexible schedule, variation in topics/duties, and collaborating with colleagues. However, there ... [Read more...]

Formatting Markdown Tables with R

November 1, 2013 | Educate-R - R

This past summer when the twin cities R user group was starting to get back up and running, I offered to present on some R related things that I was working on. One thing I was working on was a part of my last post. In a response to discussing ... [Read more...]

Conditional Formatting Tables using R

September 28, 2013 | Educate-R - R

One thing that I had the opportunity to develop while working last year at Saint Paul Public Schools was figuring out a quick, easy, and painless way to do interactive report generation. When I arrived in the REA department at Saint Paul Public Schools, the report generation process was roughly ... [Read more...]

Blog Logo

September 11, 2013 | Educate-R - R

Welcome to my new website/blog. I am aiming to highlight some of the R packages that I have created. You can see a list of all the R packages I have in development and also see the source code on github here: R packages. In addition, I'll likely talk ... [Read more...]
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