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
Bill's Unreal T 73.14 Green Grandma 101.3 -15.8
-1.1
George Patton H 85.28 Off Constantly 86.32 -3.2
-0.1
Sarah's Team 110.2 Ashley's Team 79.62 -2.4
-0.1
RobotOverlords 94.3 Ineedabeer! 105.84 -1.8
Replacements 60.24 marcus's Team 85.78 +1.5
Michael's Okay 83.3 Some Team 80.82 +1.3
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Bill's Unreal T 35.96 Off Constantly 114.24 -11.0
-1.1
RobotOverlords 80.42 Replacements 119.24 -2.2
+0.1
Ineedabeer! 87.74 Green Grandma 92.98 +1.9
+0.1
Michael's Okay 96.42 Sarah's Team 55.68 +1.8
Some Team 128.82 marcus's Team 70.1 +0.4
If winner is:HomeAway
Week of 12/10100.0*Chance in playoffs100.0*Average seed
Bill's Unreal T vs Ashley's Team+1.0-1.0
Michael's Okay vs George Patton H-0.2+0.2
Sarah's Team vs marcus's Team+0.1-0.1
RobotOverlords vs Some Team-0.1+0.1

What If

Chances based on how well the Bill's Unreal T finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
71-0Out31735341112,218,428
60-1Out9504012,213,108
Total:Out291722302024,431,536
Games Above .500
Chance Will Make Playoffs