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
Madh 139.25 RobV 103.65 -0.5
-0.7
Bria 132.5 Kraf 86.35 +0.1
josh 129.85 Anni 37.2 -0.0
Fary 137.35 Anan 130 -0.1
Expl 107.3 Ajay 131.7 +0.1
Week of 11/26100.0*Chance in playoffs100.0*Average seed
RobV 131.65 Anni 74.3 In
+0.2
Expl 146.65 Anan 139 -0.2
-0.1
Kraf 137.85 Ajay 156.65 -0.2
Fary 162.6 Madh 144.2 +0.1
DZON 90.35 josh 127.05 +0.1
-0.1
If winner is:HomeAway
Week of 12/3100.0*Chance in playoffs100.0*Average seed
DZON vs RobV-0.8+0.4
josh vs RegB-0.1+0.4
Expl vs Kraf-0.1+0.2
Fary vs Anni-0.0+0.3

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
101-0In3712743,759,153
90-1In6454923,103,431
Total:In248331766,862,584
Games Above .500
Chance Will Make Playoffs