How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 11/18100.0*Chance wins regular season title100.0*Average seed
Michigan_State 16 Ohio_State 17 No
-0.0
Purdue 20 Wisconsin 49 -0.3
-0.0
Michigan 20 Indiana 10 -0.2
-0.0
Rutgers 0 Penn_State 39 +0.1
+0.1
Nebraska 28 Maryland 7 -0.1
-0.1
If winner is:HomeHome OTAway OTAway
Week of 11/25100.0*Chance wins regular season title100.0*Average seed
Penn_State vs Michigan_State+0.2+0.2-1.0-1.0
Ohio_State vs Michigan-0.3-0.3+0.5+0.5
Iowa vs Nebraska+0.3+0.3-0.5-0.6
Wisconsin vs Minnesota-0.1-0.1+0.3+0.3

What If

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

100100100100100100100100100100100100100100
If finish:Chance will finish regular season at seed
TWW-LChance wins regular season title1234567891011121314Count
81-0No2656186,542
70-0No2350234169,114,292
0-1No1460276,542
Total:No2350234169,127,376
Games Above .500
Chance Will Win Regular Season Title