How are these numbers calculated?

Big Games

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

Week of 11/26100.0*Chance in playoffs100.0*Average seed
RobotOverlords 94.3 Ineedabeer! 105.84 +20.5
+1.0
Sarah's Team 110.2 Ashley's Team 79.62 -3.0
-0.1
George Patton H 85.28 Off Constantly 86.32 -2.7
-0.2
Bill's Unreal T 73.14 Green Grandma 101.3 +2.6
+0.1
Michael's Okay 83.3 Some Team 80.82 +1.7
+0.1
Replacements 60.24 marcus's Team 85.78 +1.0
+0.1
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Ineedabeer! 87.74 Green Grandma 92.98 -18.8
-0.8
Michael's Okay 96.42 Sarah's Team 55.68 +2.5
+0.1
RobotOverlords 80.42 Replacements 119.24 -1.9
-0.1
Some Team 128.82 marcus's Team 70.1 +0.7
Bill's Unreal T 35.96 Off Constantly 114.24 -0.5
-0.1
George Patton H 118 Ashley's Team 114.94 +0.1
+0.1
If winner is:HomeAway
Week of 12/10100.0*Chance in playoffs100.0*Average seed
Ineedabeer! vs ReplacementsIn-31.0
+1.2-1.2
Sarah's Team vs marcus's Team-7.1+7.1
-0.2+0.2
RobotOverlords vs Some Team+6.5-6.5
+0.2-0.2
Michael's Okay vs George Patton H-5.0+5.0
-0.1+0.1
Off Constantly vs Green Grandma-0.1+0.1
Bill's Unreal T vs Ashley's Team+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
91-0In6306412,215,702
80-138.0%383720412,215,834
Total:69.0%31532191910224,431,536
Games Above .500
Chance Will Make Playoffs