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
Dartmouth 60 Columbia 77 -5.2
-0.6
Yale 81 Penn 58 -0.8
Brown 59 Princeton 83 -0.5
Harvard 65 Cornell 77 +0.3
If winner is:HomeAway
Saturday, 1/30100.0*Chance wins regular season title100.0*Average seed
Dartmouth vs Cornell+0.3-0.3
+0.4-0.5
Harvard vs Columbia+0.1-0.1
-0.1+0.1

What If

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

100100100100100100100100
If finish:Chance will finish regular season at seed
TWW-LChance wins regular season title12345678Count
1211-095.9%964465,094
1110-169.8702911,530,623
109-226.2265419110,903,890
98-32.933051160045,368,864
87-40.0043553900122,650,461
76-50.00054741700225,969,819
65-6No0012463660289,466,140
54-7No001346365257,679,358
43-8No01155331156,133,267
32-9No01267361,284,926
21-10No059514,021,253
10-11No01001,782,929
Total:0.5%02718232218101,187,256,624
Games Above .500
RPI