319 search results for "boxplot"

President Approval Ratings from Roosevelt to Obama

March 29, 2014
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President Approval Ratings from Roosevelt to Obama

I have been watching the awesome Netflix show “House of Cards” and been fascinated by the devious schemes that Underwood is constantly plotting. The show often mentions approval ratings and it got me to wondering what Obama’s ratings currently were, and all other past US president  for that matter. However, I didn’t have much chance

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Analysis of the Time Aspect of the Matches at The International 3 (Dota 2 Tournament)

March 16, 2014
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Analysis of the Time Aspect of the Matches at The International 3 (Dota 2 Tournament)

It's been a while since I analysed something with R. I decided to pick into Dota 2 statistics. This game is the real eSport now with players fighting for respectable prise pools. And the main Dota 2 event is The International where best teams compete each other in astonishing battles. So I grabbed some...

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Upcoming NYC R Programming Classes

March 10, 2014
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Upcoming NYC R Programming Classes

It is our pleasure to once again offer the intensive R beginner level course for the third time! Beginning this Sunday, the 35 hour course will walk you through the basic operations and characteristics of R, all the way to having a firm understanding of data manipulation and visualization. Also launching this weekend are two... Read more »

The "Fighting Sioux" Surge

March 8, 2014
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The "Fighting Sioux" Surge

Even a casual fan of North Dakota Hockey will notice that in the era of Coach Dave Hakstol, the team seems to perform better in the second half of the season than the first.  For the rabid fans of the team like myself, it has become a horrible and...

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Plotting an Odd number of plots in single image

March 3, 2014
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Plotting an Odd number of plots in single image

Sometimes I have the need to reduce the number of images for a presentation or an article. A good way of doing it is putting multiple plot on the same tif or jpg file.R has multiple functions to achieve this objective and a nice tutorial for this topic...

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rCharts with slidy

March 3, 2014
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My last post I talked about using rCharts to create interactive graphics for my interview presentations. They seemed to go over pretty well in my interviews and helped me greatly as I did not need to remember or write down specific numbers to talk about. I use slidy to create my HTML slideshows and there was some...

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Oldies but Goldies: Statistical Graphics Books

March 1, 2014
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Oldies but Goldies: Statistical Graphics Books

I just wanted to plug for three classical books on statistical graphics that I really enjoyed reading. The books are old (that is, older than me) but still relevant and together they give a sense of the development of exploratory graphics in general and the graphics system in R specifically as all three books were written at Bell Labs...

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Bayesian First Aid: Two Sample t-test

February 24, 2014
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Bayesian First Aid: Two Sample t-test

As spring follows winter once more here down in southern Sweden, the two sample t-test follows the one sample t-test. This is a continuation of the Bayesian First Aid alternative to the one sample t-test where I’ll introduce the two sample alternative. It will be a quite short post as the two sample alternative is just more of...

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Quick and dirty notes on General Linear Mix Models

February 24, 2014
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Quick and dirty notes on General Linear Mix Models

My datasets tend to have random factors. I try to stick to general models whenever I can to avoid dealing with both random factors and complex error distributions (not always possible). I am compiling some notes here to avoid visiting … Continue reading →

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ggplot2: Cheatsheet for Visualizing Distributions

February 18, 2014
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ggplot2: Cheatsheet for Visualizing Distributions

In the third and last of the ggplot series, this post will go over interesting ways to visualize the distribution of your data.

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