Originally Posted by MagicHef
If you want to prove that RBs gain weight after joining the NFL, find a large number of examples that support your theory. Look at the combine weight for AD, and compare it to his current weight. Repeat around 20 or 30 times for different RBs, and see what the data actually says. Your current method is so flawed with other possible reasons for the data trends you're arriving at that there's really no way to prove anything with it.
All combine RBs are NFL RBs but not all NFL RBs are combine RBs. That is a fact that he is not taking into account