acey, those hacks shooting 32 are multiple account holders. Just record all your ranked rounds, don't cherry pick the rounds you like, and you'll progress through the tiers with natural ability, and most likely be ready for the master tier.
The only thing an average is for, is moving through the tiers, but like Snaike said, there are other factors involved in this process. If someone wants to look cool with a 59 average with only 50, or 75 ranked rounds, then their cherry picking their rounds.