How are these numbers calculated?

Big Games

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

Week of 11/21100.0*Chance in playoffs100.0*Average seed
Clinton 104 Craig 76 +19.8
+0.8
Santana 147 Joey 120 +2.3
+0.1
Conrado 85 Kristie 106 -0.6
-0.0
Jeremy 109 Alfred 68 -0.1
-0.0
Gabe 83 Trey 123 -0.0
Lindsy 83 Orlando 97 +0.0
Week of 11/28100.0*Chance in playoffs100.0*Average seed
Clinton 122 Joey 116 +31.6
+0.9
Gabe 100 Craig 65 +10.6
+0.3
Jeremy 134 Kristie 123 +8.2
+0.2
Conrado 79 Trey 105 -0.0
If winner is:HomeTieAway
Week of 12/5100.0*Chance in playoffs100.0*Average seed
Joey vs Gabe-0.2+0.3+0.3
Orlando vs Clinton-0.1+0.3+0.3

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
8.5-9In10020,539,573*
80-1-0In564441,177,435
Total:In712961,717,008

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs