video tutorials

How did I make this plot?

April 9, 2011 | Tony Cookson

To make this plot, I used R's plot(), points() and lines() commands. If you have been wanting to learn how to plot in R, watch it unfold in this video tutorial:Also, here's the code I used:
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How to Shade Under a Normal Density in R

April 3, 2011 | Tony Cookson

The easiest-to-find method for shading under a normal density is to use the polygon() command. That link is to the first hit on Google for "Shading Under a Normal Curve in R." It works (like a charm), but it is not the most intuitive way to let users p...
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Basic Plots in R

March 7, 2011 | Tony Cookson

Here's a tutorial I recorded on producing basic plots in R.I lost the script file I used to create the video to a horrifying black screen of death, but I used the data from the previous post (available here). Hopefully, the video is clear enough that ...
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Running a Regression in R

February 28, 2011 | Tony Cookson

I created another video tutorial on R. This time, I discuss R's lm() command and how to use it for a variety of standard applications.Here is the code that goes with the video:Enjoy!
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Tutorial on Distributions in R

February 25, 2011 | Tony Cookson

Here's a video tutorial I put together to go over how to generate a random sample from one of the commonly known parametric distributions in R.Along the way, I also discuss how some of the properties of estimators are reflected in the computations I pe...
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Eight R Video Tutorials on VCASMO

February 4, 2010 | Ed Borasky

Download "Getting Started with the Social Media Analytics Research Toolkit" (pdf, 1.25 megabytes) Download the Social Media Analytics Research Toolkit Thanks to Drew Conway (@drewconway), a PhD student at New York University, there are now eight excell... [Read more...]

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