Gah!
Despite what the Sage says, modelling IQ as Int x 10 is horrendously inaccurate in mapping on to a 3d6 probability curve. The odds of randomly rolling an 18 Int is 1 in 216. Conversely, the odds of a randomly selected person having an IQ of 180 (or greater) is roughly 1 in 20,000,000* -...