[raxxorrax]

Can this infer anything about general education? I would think that language proficiency would heavily influence the result and skew the average, but that doesn't mean that people lack education in general. This asks for literacy specifically of course, just curious because I couldn't really imagine much about the questions that were asked to participants.

[stooliepidgin]

See the stacked bar graph at the bottom of the article. The US is near the bottom and Japan is at the top. I doubt the average American or Japanese person is any more or less intelligent.