Articles by Heidi's stats blog - Rbloggers

Why using R-squared is a bad idea

November 20, 2015 | Heidi's stats blog - Rbloggers

The coefficient of determination is otherwise known as (R^2) and is often used to determine whether a model is good. The Wikipedia article says that (R^2) “[…] is a number that indicates how well data fit a statistical model – sometimes simply a line or a curve. An (R^2) of 1 indicates that ... [Read more...]

Visualizing Makefiles

September 15, 2015 | Heidi's stats blog - Rbloggers

I use Makefiles to make reproducibility easier. They can become rather complex. I lately had the idea that it would be nice to be able to visualize my Makefiles. Turns out that you need just a few lines in R to get a decent graph. I figured this would ... [Read more...]

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