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
Minnesota 29 Northwestern 12 -0.4
Nebraska 28 Maryland 7 +0.1
Illinois 0 Iowa 28 -0.1
Michigan 20 Indiana 10 +0.0
If winner is:HomeHome OTAway OTAway
Week of 11/25100.0*Average seed
Northwestern vs Illinois+0.2+0.2-1.5-1.5
Indiana vs Purdue-0.0-0.0+0.1+0.1
Maryland vs Rutgers-0.0-0.0+0.1+0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance will finish regular season at seed
TWW-LChance wins regular season title1234567891011121314Count
51-0No1006,542
40-0No8839169,114,292
0-1No226726,542
Total:No8839169,127,376
Games Above .500
Chance Will Win Regular Season Title