330 search results for "boxplot"

Using R for Introductory Statistics 3.3

August 11, 2010
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Using R for Introductory Statistics 3.3

...continuing our way though John Verzani's Using R for introductory statistics. Previous installments: chapt1&2, chapt3.1, chapt3.2 Relationships in numeric data If two data series have a natural pairing (x1,y1),...,(xn,yn), then we can ask, &ld...

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Summary plots

August 2, 2010
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Summary plots

So, when you first look at some data, it’s helpful to get a feel of it. One way to do this is to do a plot or two. I’ve found myself continuously doing the same series of plots for different datasets, so in the end I wrote this short code to put all the plots

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Thinking about Graphs

July 30, 2010
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Thinking about Graphs

A recent Wall Street Journal article ruminated about the degree that language shapes thought (rather than the other way around).  This idea has rather profound implications in the more specific domain of programming languages. We initially learn a...

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What (Search Engines Think) People Want

July 17, 2010
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What (Search Engines Think) People Want

R O How G8 U R!Hey, R U there? Having used the R language for awhile now, I would like to let you know that R works - in fact R works really well. If you keep up with R news this should be no surprise...this is, after all...an r blog! R and R alone c...

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Creating a Presentation with LaTeX Beamer – Tables

July 14, 2010
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Creating a Presentation with LaTeX Beamer – Tables

Tables of information can be included in a LaTeX beamer presentation in the same way that they would be incorporated into any other LaTeX document. The tabular environment is used and, if necessary, the tables could be numbered but this probably doesn’t make as much sense as labelling and numbering tables within an article or

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Multidimension bridge sampling (CoRe in CiRM [5])

July 13, 2010
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Multidimension bridge sampling (CoRe in CiRM [5])

Since Bayes factor approximation is one of my areas of interest, I was intrigued by Xiao-Li Meng’s comments during my poster in Benidorm that I was using the “wrong” bridge sampling estimator when trying to bridge two models of different dimensions, based on the completion (for and missing from the first model) When revising the

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Pegging your multicore CPU in Revolution R, Good and Bad

June 9, 2010
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Pegging your multicore CPU in Revolution R, Good and Bad

I take an almost unhealthy pleasure in pushing my computer to its limits. This has become easier with Revolution R and its free license for academic use. One of its best features is debugger that allows you to step through … Continue reading →

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Using R for Introductory Statistics 3.2

June 6, 2010
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Using R for Introductory Statistics 3.2

...continuing my sloth-like progress through John Verzani's Using R for Introductory Statistics. Previous installments: Chapters 1 and 2 and 3.1. Comparing independent samples Boxplots provide a visual comparison between two or more distributions. Fo...

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Using R for Introductory Statistics 3.2

June 6, 2010
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Using R for Introductory Statistics 3.2

...continuing my sloth-like progress through John Verzani's Using R for Introductory Statistics. Previous installments: Chapters 1 and 2 and 3.1. Comparing independent samples Boxplots provide a visual comparison between two or more distributions. Fo...

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On particle learning

June 4, 2010
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On particle learning

In connection with the Valencia 9 meeting that started yesterday, and with Hedie‘s talk there, we have posted on arXiv a set of comments on particle learning. The arXiv paper contains several discussions but they mostly focus on the inevitable degeneracy that accompanies particle systems. When Lopes et al. state that is not of interest

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