Bad Statistics and the Gender Gap

The exchange with Alessandro Strumia rumbles and lumbers on in the comments sections of previous posts, while over at his “In The Dark” blog, Peter Coles highlights that credulous over-interpretation of gender gap data is not the sole preserve of aggrieved and ideologically-biased particle physicists…

In the Dark

So there’s an article in Scientific American called How to Close the Gender Gap in the Labo(u)r Force (I’ve added a `u’ to `Labour’ so that it can be understood in the UK).

I was just thinking the other day that it’s been a while since I added any posts to the `Bad Statistics’ folder, but this Scientific American article offers a corker:

That parabola is a  `Regression line’? Seriously? Someone needs to a lesson in how not to over-fit data! It’s plausible that the orange curve might be the best-fitting parabola to the blue points, but that doesn’t mean that it provides a sensible description of the data…

I can see a man walking a dog in the pattern of points to the top right: can I get this observation published in Scientific American?

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