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
Harvard 69 Princeton 67 -33.5
-0.4
Cornell 64 Yale 88 -2.8
-0.0
If winner is:HomeAway
Saturday, 3/5100.0*Chance wins title100.0*Average seed
Columbia vs Yale+14.4No
+0.1-0.1
Dartmouth vs PrincetonNo+2.3
-0.2+0.1

What If

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

100100100100100100100100
If finish:ChanceChance will finish season at seed
TWW-Lwins title12345678Count
122-012.8%13876,021,836,068
111-1No88122,038,549,913
100-2No4159141,458,883
Total:9.4%98748,201,844,864
Games Above .500
Chance Will Win Championship