Sure it does: http://thesocietypages.org/socimages/2010/10/12/the-correlation-between-income-and-sat-scores/ http://thesocietypages.org/socimages/2010/10/12/the

Sure it does: http://thesocietypages.org/socimages/2010/10/12/the-correlation-between-income-and-sat-scores/ http://thesocietypages.org/socimages/2010/10/12/the-correlat... Causation is a bit trickier to show, though.