# 1290 search results for "latex"

## Sunday Data/Statistics Link Roundup (11/18/12)

November 18, 2012
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An interview with Brad Efron about scientific writing. I haven’t watched the whole interview, but I do know that Efron is one of my favorite writers among statisticians. Slidify, another approach for making HTML5 slides directly from R.  I love … Continue reading →

## Simulating Sudden Oak Death Dynamics

November 16, 2012
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$\inline S,I,S,I,\dots$

I am working on a project with the Rizzo Lab examining the dynamics of Sudden Oak Death (SOD). I really have to write more about this, but today I’m just going to post the results of an initial exercise. Here I attempt to replicate model results from Cobb et al. (2012). The model in that paper simulates...

## On Box-Cox transform in regression models

November 13, 2012
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$Y_i=\beta_0+\beta_1 X_i+\varepsilon_i$

A few days ago, a former student of mine, David, contacted me about Box-Cox tests in linear models. It made me look more carefully at the test, and I do not understand what is computed, to be honest. Let us start with something simple, like a linea...

## The R-Podcast Episode 11: Reproducible Analysis Part 1 (Introduction)

November 13, 2012
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Season 2 of the R-Podcast is up and running! This episode begins a multi-part series on reproducible analysis using R. In this episode I discuss the usage of Sweave and LaTeX for producing reproducible reports, an introduction to the capabilities of the knitr package (more episodes will be coming dedicated to this package), and my

## The R-Podcast Episode 11: Reproducible Analysis Part 1 (Introduction)

November 13, 2012
By

Season 2 of the R-Podcast is up and running! This episode begins a multi-part series on reproducible analysis using R. In this episode I discuss the usage of Sweave and LaTeX for producing reproducible reports, an introduction to the capabilities of th...

November 12, 2012
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I like word clouds because they are visually appealing and provide a ton of information in a small space. Ever since I saw Drew Conway’s post (LINK) I have been looking for ways to improve word clouds. One of the … Continue reading →

November 12, 2012
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$Portfolio Trading$

In finance and investing the term portfolio refers to the collection of assets one owns. Compared to just holding a single asset at a time a portfolio has a number of potential benefits. A universe of asset holdings within the … Continue reading →

## Introduction to R and Biostatistics (2012 version): presentation

November 12, 2012
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To follow my Introducing R and Biostatistics to first year LCG students (2012 version) post,  you can now find the presentation online from my site either in presentation format, in a single webpage format, or the raw Rmd file. To prove the point that publishing to RPubs is super easy, you can also find the single...

## Did the sun just explode? The last Dutch Book you’ll ever make

November 9, 2012
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$Did the sun just explode? The last Dutch Book you’ll ever make$

In today’s XKCD, a pair of (presumably) physicists are told by their neutrino detector that the sun has gone nova. Problem is, the machine rolls two dice and if they both come up six it lies, otherwise it tells the truth. The Frequentist reasons that the probability of obtaining this result if the sun had

## In case you missed it: October 2012 Roundup

November 7, 2012
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In case you missed them, here are some articles from October of particular interest to R users. Sponsorships for local R user groups from Revolution Analytics are now open to applicants worldwide. During the landfall of Hurricane Sandy in the US, several R-based apps used public weather and social media data to document its impact, like this timeline of...