How are these numbers calculated?

Big Games

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

If winner is:HomeTieAway
Week of 11/13100.0*Average seed
BAC vs JES+0.2-0.1-0.2
KID vs EVN+0.1-0.1-0.1
PIA vs RWC-0.1-0.1+0.1
If winner is:HomeTieAway
Week of 11/20100.0*Average seed
EVN vs BAC-0.2-0.1+0.2
JES vs PIA+0.1-0.1-0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678Count
53-0-0Out285913963,291
4.52-0-1Out36642,210
42-1-0Out23772,885,319
1-0-2Out1001
2-3.5Out1003,857,515*
Total:Out416807,708,336

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs