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Viewing posts from April, 2010

Allan Yeomans on climate change and soil

Posted by Peter Donovan 8 years, 8 months ago

Allan Yeomans, author of Priority One: Together We Can Beat Global Warming has a series of videos on climate change and soil. Here are Parts 1 and 2.


Outliers

Posted by Peter Donovan 8 years, 8 months ago

In general, statistical accuracy increases with the square root of sample size. Doubling your sensitivity and accuracy quadruples your cost. It's a power law, not a normal distribution, and it pushes us toward extremes.