Proof

"Conservatism and cognitive ability are negatively correlated … At the individual level of analysis, conservatism scores correlate negatively with SAT, vocabulary, and analogy test scores. At the national level of analysis, conservatism scores correlate negatively with measures of education … and performance on mathematics and reading assessments."

http://www.torrentreactor.net/torrents/3095455/Conervatism-and-Cognitive-Ability-Lazar-Stankov

Dance monkeys, dance.

Here's an article that says republicans are too dumb to understand statistics so they just believe whatever the "straight talker" says even if that leaves them worse off...

http://news.bbc.co.uk/1/hi/world/americas/8474611.stm