How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance in playoffs100.0*Average seed
TOTS 105.4 MAC 108.9 -15.9
-0.5
GRAL 102.1 DTD 138.8 +2.9
RUN! 104 TDFW 110.8 -2.0
-0.1
If winner is:HomeAway
Week of 11/26100.0*Chance in playoffs100.0*Average seed
DTD vs TOTS-31.7+31.7
-0.7+0.7
TDFW vs MAC+4.0-4.0
+0.1-0.1
GRAL vs RUN!-3.7+3.7
-0.1+0.1

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
82-0In22783,856,338
71-159.8%603647,712,155
60-20.711946353,858,235
Total:55.1%6502314915,426,728
Games Above .500
Chance Will Make Playoffs