The kind of people who are going to take the time to research law school admissions enough are the same who, on average, will do more work and achieve more. There is a self-selection issues, so it seems plausible. That being said, I think there are a definite number of people who are stretching their numbers.
I went to a 4th Tier school and had a damn good reason for doing so. I am not ashamed of it at all. That's in the past and I can't change it. I can only direct my future!