Well ... maybe not defined, but explained.  Here is a video exposing it.

https://www.youtube.com/watch?v=0CynruC98yY

And here is the link Gary provided on his video.
http://www.libertywritersnews.com/2016/10/breaking-hillarys-playbook-rigging-election-just-leaked-shes/

Just scroll down towards the bottom.  Kinda interesting how they "over-sample" different nationalities.

Please spread this and give him a like on his video.