useR! 2010 conference videos

August 12, 2010 | Szilard

Videos of the invited talks of the useR! 2010 conference as follows (courtesy by Kate Mullen and NIST). This site also aims at collecting the materials (video, slides, R code) of local R users group (RUG) meetings and various other … Continue reading →
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How Google and Facebook are using R

August 4, 2010 | Szilard

This is an older (2009) video from the kickoff meeting of the San Francisco Bay Area R Users Group. It was a panel discussion within the Predictive Analytics World conference. Video courtesy by Ron Fredericks of LectureMaker (click on the … Continue reading →
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Analysis of Covariance – Extending Simple Linear Regression

April 28, 2010 | Ralph

The simple linear regression model considers the relationship between two variables and in many cases more information will be available that can be used to extend the model. For example, there might be a categorical variable (sometimes known as a covariate) that can be used to divide the data set ...
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