How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Friday, 3/4100.0*Chance wins title100.0*Average seed
Cornell 64 Yale 88 No
-0.0
If winner is:HomeAway
Saturday, 3/5100.0*Chance wins title100.0*Average seed
Dartmouth vs Princeton+0.1-0.0
Columbia vs Yale+0.1-0.0

What If

Chances based on how well the Columbia finish out the regular season.   Explain

100100100100100100100100
If finish:ChanceChance will finish season at seed
TWW-Lwins title12345678Count
111-0No10903,242,235,037
100-1No1994,959,609,827
Total:No4968,201,844,864
Games Above .500
Chance Will Win Championship