Raw numbers will not be unbiased because people are involved in collecting them. That's true of anything that passes through human hands, but it's especially tr

Raw numbers will not be unbiased because people are involved in collecting them. That's true of anything that passes through human hands, but it's especially true in anything involving public policy, where it's understood that the opposing side will be looking for any slant they can get, which means the publishing side will be looking to CYA as much as they can get away with.