It is harder to predict the outcome of demands that an heir marry within a certain faith: An Ohio court validated such a provision in 1974, but an Illinois appellate court struck down another in 2008 (on public-policy grounds) and the state's Supreme Court sidestepped the issue.
Two days after her victory, Andrew Kohut, of the Pew Research Center, published an Op-Ed in the Times about the failure of polls to predict the outcome.
Campaign speeches wield tremendous influence in determining the outcome of an election, and it turns out that mathematical modeling can predict the winner of a presidential election just by using the text of campaign speeches alone.