1706 search results for "tutorial"

Performing ANOVA Test in R: Results and Interpretation

June 23, 2014
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Performing ANOVA Test in R: Results and Interpretation

When testing an hypothesis with a categorical explanatory variable and a quantitative response variable, the tool normally used in statistics is Analysis of Variances, also called ANOVA.In this post I am performing an ANOVA test using the R programming language, to a...

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Rcpp11 conference marathon

June 19, 2014
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Rcpp11 conference marathon

This is going to be a busy start of summer for me and Rcpp11. I will start by a talk at the 3rd rencontres R in Montpellier on June 26th. Then, over to Bressanone in the italian alps for DSC2014 where I'll give another talk on the next day (June 27th). Then,...

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Free Geometric Mophometrics – a Summary

June 18, 2014
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I have seen a few questions floating around the interwebs recently from people starting up in morphometrics and wondering what is the best software to use. I am inspired by my fellow 3D expert Dr. Peter Falkingham's blog post on free sof...

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Who wants to learn R? Sharing DataCamp’s user stats and insights.

June 16, 2014
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Who wants to learn R? Sharing DataCamp’s user stats and insights.

When building an online education start-up for R the number one criterion to meet is the following: identify an increasing interest in learning R online. Once this box is checked, it is time to start thinking of the second most important criterion: establish a teaching approach that makes people so excited that they keep coming back to learn more,

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R now will keep children away from drugs

June 16, 2014
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R now will keep children away from drugs

Do you find this plot fancy? If yes, you can find the code at the end of this article BUT if you spend a little time to read it thoroughly, you can learn how to create better ones. We would…Read more ›

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Visualizing Bus Stops with rCharts

June 11, 2014
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I wanted to create a quick visualization of Bloomington IL bus stops. This data is in pdf file format spread across multiple files. The first step, before any mapping can occur, is downloading those files, parsing them to get the bus stop locations and...

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Meta-analysis methods when studies are not normally distributed

June 10, 2014
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Meta-analysis methods when studies are not normally distributed

Yesterday I was reading Kontopantelis & Reeves’s 2010 paper “Performance of statistical methods for meta-analysis when true study effects are non-normally distributed: A simulation study“, which compares fixed-effects and a variety of random effects models under the (entirely realistic) situation … Continue reading →

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In case you missed it: May 2014 Roundup

June 9, 2014
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In case you missed them, here are some articles from May of particular interest to R users: Karl Broman's hipsteR guide lists some new(ish) features of R that early adopters may have missed. Joseph Rickert reviews the R/Finance 2014 conference and summarizes the R packages presented there. Plus, a review of R's impact on computational finance, with links to...

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Deep Learning at Stanford

June 5, 2014
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Deep Learning at Stanford

by Joseph Rickert Last week,I had the opportunity to participate in the Second Academy of Science and Engineering (ASE) Conference on Big Data Science and Computing at Stanford University. Since the conference was held simultaneously with the two other conferences, one on Social Computing and the other on Cyber Security, it was definitely not an R crowd, and not...

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useR! 2014 conference update

June 2, 2014
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The useR! 2014 conference promises to be the biggest yet, with more than 500 registrations already. But there's room for plenty more R users! Check out the update from the organizing committer below, and if you haven't already done so, register for the conference at the useR! 2014 website. We are exactly one month away from the useR! 2014...

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