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Wallace Campbell
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dplyr: A gamechanger for data manipulation in R
I demonstrate how to use dplyr for data manipulation in R. I had heard of the package before, but finally gave it a try after attending Hadley Wickham's presentation at useR! in LA a couple of months ago. dplyr will change your life as it pertains to data m...

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GBMs are awesome: Part I
GBMs have become my favorite type of model over the last two years. In this tutorial, I demonstrate how to use a GBM for binary classification in R (predicting whether an event occurs or not). I also discuss basic model tuning and model inference with GBMs....

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Analysis of experimental data with R
It's been a while since my last video, with good reason: I started a full time job as a senior statistician about 2 months ago! Anyway, while in grad school, I helped my friends with data analysis for thesis and dissertation projects. In return, they brough...

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