Davies 2016 IQ GCTA: h^2=0.31, test-retest 0.65; so true GCTA = (sqrt(0.31)/sqrt(1*0.65))^2=0.48, half again as much? Serious underestimate.
@gwern Notice the extremely poor re-test of some of the tests. I'd just stick with the EA measure.
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Davies 2016 IQ GCTA: h^2=0.31, test-retest 0.65; so true GCTA = (sqrt(0.31)/sqrt(1*0.65))^2=0.48, half again as much? Serious underestimate.
@gwern Notice the extremely poor re-test of some of the tests. I'd just stick with the EA measure.