Memory Management in R, and SOAR

May 8, 2012 | inkhorn82

The more I’ve worked with my really large data set, the more cumbersome the work has become to my work computer.  Keep in mind I’ve got a quad core with 8 gigs of RAM.  With growing irritation at how slow … Continue reading → [Read more...]

Model Validation: Interpreting Residual Plots

July 18, 2011 | Daniel Hocking

When conducting any statistical analysis it is important to evaluate how well the model fits the data and that the data meet the assumptions of the model. There are numerous ways to do this and a variety of statistical tests to evaluate deviations from model assumptions. However, there is little ...
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R Commander – logistic regression

June 23, 2010 | Ralph

We can use the R Commander GUI to fit logistic regression models with one or more explanatory variables. There are also facilities to plot data and consider model diagnostics. The same series of menus as for linear models are used to fit a logistic regression model. Fast Tube by Casper ...
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