What's an oxymoron about it? Let's make a hypothetical city with 10 intersections, all absolutely identical. Watch until you have seen 20 accidents. Do you r

What's an oxymoron about it? Let's make a hypothetical city with 10 intersections, all absolutely identical. Watch until you have seen 20 accidents. Do you really think there will be exactly 2 accidents per intersection?? Select the intersection that gets the most accidents, declare it dangerous. Case A: stick a camera on it. Case B: do nothing. Watch another 20 accidents. In both cases you expect to see fewer accidents at the intersection as the original number was just chance. But if you're trying to prove cameras work...