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*Average seed
Purdue 20 Wisconsin 49 +0.6
Nebraska 28 Maryland 7 -0.2
Rutgers 0 Penn_State 39 -0.2
Minnesota 29 Northwestern 12 -0.1
Michigan 20 Indiana 10 -0.1
If winner is:HomeHome OTAway OTAway
Week of 11/25100.0*Average seed
Wisconsin vs Minnesota+1.1+1.1-1.1-1.1
Iowa vs Nebraska+0.2+0.2-0.2-0.2
Penn_State vs Michigan_State-0.2-0.2+0.2+0.2
Ohio_State vs Michigan+0.1+0.1-0.1-0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance will finish regular season at seed
TWW-LChance wins regular season title1234567891011121314Count
71-0No64362,160
60-0No312783355,862,160
0-1No1716672,160
Total:No312783355,866,480
Games Above .500
Chance Will Win Regular Season Title