http://backhand.uchicago.edu/Center/ShooterEffect/ Make split second decisions and shoot armed people or holster your weapon wisely in this online test by the University of Chicago that's meant to determine whether you're racist or not, depending on how fast you are to shoot black and white folk.
It takes a couple of minutes to complete...
My score:
Your Score: 250
Average reaction time:
Black Armed:508.92ms
Black Unarmed:579.56ms
White Armed:548ms
White Unarmed:624.44ms