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
Expl 107.3 Ajay 131.7 +12.8
+0.8
Bria 132.5 Kraf 86.35 +2.5
+0.1
DZON 131.3 SamQ 106.95 -2.3
-0.1
Madh 139.25 RobV 103.65 -1.8
-0.1
Fary 137.35 Anan 130 +1.4
+0.1
josh 129.85 Anni 37.2 -1.3
-0.1
Same 112 RegB 71.55 +0.4
+0.1
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Kraf 137.85 Ajay 156.65 +25.5
+1.1
DZON 90.35 josh 127.05 +4.0
+0.1
Fary 162.6 Madh 144.2 +2.6
+0.1
Expl 146.65 Anan 139 -1.0
+0.1
RobV 131.65 Anni 74.3 -0.6
SamQ 154.05 RegB 135.8 +0.1
If winner is:HomeAway
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Same vs Ajay-36.7+36.7
-0.8+0.8
DZON vs RobV-12.0+12.0
-0.2+0.2
Anan vs Madh+6.3-6.3
+0.3-0.3
Expl vs Kraf+5.6-5.6
+0.1-0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314Count
81-089.5%941401010,928,008
70-116.2115493510,930,716
Total:52.9%52127301721,858,724
Games Above .500
Chance Will Make Playoffs