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I send different things to different experts in case they find it interesting. Feel free to ignore if you wish.
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As you know, these odd British results are old news. Inconsistent with other British data, e.g. PISA http://dera.ioe.ac.uk/22884/1/150326-analysis-of-performance-pisa-en.pdf …
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PISA SD is about 90, so this is about 1 sd gap. Are we to think W-B is ~1 in Wales, and ~0 in London??
@icefire99pic.twitter.com/7070wKgZGb
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Chuck says that it's still compatible with SD of .6 in comment here. Not sure how accurate that is. http://humanvarieties.org/2015/06/19/nature-of-race-published/ …
End of conversation
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