How are these numbers calculated?

Big Games

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

Week of 11/30100.0*Chance in playoffs100.0*Average seed
Gary 121.8 FredDeepa 91.6 -28.2
-1.3
AllenRachel 146.2 Ranjan 87.3 -2.8
-0.0
Emily 129.5 Sarah 89.1 +0.9
+0.0
JJ 152.7 Patrick 86.4 -0.3
Pong 161.4 LuGina 91.7 -0.1
If winner is:HomeTieAway
Week of 12/7100.0*Chance in playoffs100.0*Average seed
FredDeepa vs Ranjan+10.7OutOut
+1.1-1.0-1.1
Pong vs JJ+10.0+7.1Out
+0.2+0.1-0.2
Gary vs AllenRachelOut+9.3+9.9
-0.2+0.2+0.2
LuGina vs Patrick+0.3+0.3-0.3
+0.3+0.2-0.3
Emily vs EricMichael-0.3+0.3+0.3
-0.3+0.2+0.3
HannahJean vs Sarah+0.2+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
61-0-021.0%2146294113,862,135
5.50-0-1Out1943317564,208
50-1-0Out1540351013,864,393
Total:10.3%1023222218528,290,736
Games Above .500
Chance Will Make Playoffs