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 +36.6
+0.8
Sarah's Team 110.2 Ashley's Team 79.62 -9.2
-0.3
Michael's Okay 83.3 Some Team 80.82 +6.2
+0.1
Bill's Unreal T 73.14 Green Grandma 101.3 +0.9
+0.1
Replacements 60.24 marcus's Team 85.78 +0.1
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Ineedabeer! 87.74 Green Grandma 92.98 -45.2
-1.0
Michael's Okay 96.42 Sarah's Team 55.68 +5.9
+0.1
RobotOverlords 80.42 Replacements 119.24 -2.3
-0.1
Some Team 128.82 marcus's Team 70.1 +0.3
Bill's Unreal T 35.96 Off Constantly 114.24 -0.1
-0.0
George Patton H 118 Ashley's Team 114.94 +0.1
If winner is:HomeAway
Week of 12/10100.0*Chance in playoffs100.0*Average seed
Ineedabeer! vs ReplacementsIn-6.1
+1.7-0.2
RobotOverlords vs Some Team+11.8-3.9
+0.3-0.1
Sarah's Team vs marcus's Team-7.1+7.5
-0.2+0.2
Michael's Okay vs George Patton H-0.7+12.2
-0.0+0.3

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
91-0In01998,907,847
80-140.2%403520578,537,153
Total:46.3%0010363118487,445,000
Games Above .500
Chance Will Make Playoffs