Scratch science

Normal or Gaussian distribution, 95% confidence interval

A short guide to statistics

Why bother? When it comes to statistics, scientists need to define their terms very accurately. There are two terms that we see again and again in reports and studies. Those words are average and risk. Just being able to understand what mathematicians mean when they refer to these two terms, will give you a far …

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Scratch Science – protein and greenhouse gas emissions

A new section: I’ve already had an interesting response to this post, which at the time of writing has been up for about 24 hours.  Comments are still open so do go ahead. I’m often tempted to do some number crunching, but always a bit worried in case I get something wrong. So this month …

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