How are these numbers calculated?

Big Games

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

Friday, 1/29100.0*Chance wins regular season title100.0*Average seed
Harvard 65 Cornell 77 -2.5
-0.6
Yale 81 Penn 58 -0.4
Dartmouth 60 Columbia 77 -0.3
Brown 59 Princeton 83 -0.3
If winner is:HomeAway
Saturday, 1/30100.0*Chance wins regular season title100.0*Average seed
Harvard vs Columbia+0.4-0.3
+0.5-0.3

What If

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

100100100100100100100100
If finish:Chance will finish regular season at seed
TWW-LChance wins regular season title12345678Count
1211-098.6%991407,704
1110-177.978220708,508
109-232.232531505,788,418
98-33.643350140027,721,261
87-40.0043451110086,580,531
76-50.00054145900184,776,663
65-6No009434080274,996,425
54-7No001145395284,981,501
43-8No00135433201,300,093
32-9No01257492,168,701
21-10No049624,569,527
10-11No01003,257,292
Total:0.3%01413202422151,187,256,624
Games Above .500
RPI