![Are You Overconfident?](/wp-content/uploads/2010/02/moon-300x231.jpg)
We shall now find out if Messy Matters readers are smarter than Mechanical Turkers. For each of the questions below, provide a numerical range that you are 90% sure contains the correct answer. In particular, if you have “no idea” then give a very wide range; and if you happen to be... »