How are these numbers calculated?

Big Games

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

Week of 11/13100.0*Chance in playoffs100.0*Average seed
Pittsburgh Pyth 106 Wideouts 87 +4.2
+1.1
Win With A Brees 50 A for Eifert 95 -0.6
+0.0
Harvin a Migraine 67 Team Brownie 97 -0.5
Team Anselmo 66 Sting 75 -0.5
Idaho Fat Waffles 91 I got the Power 101 +0.4
+0.0
Week of 11/20100.0*Chance in playoffs100.0*Average seed
Pittsburgh Pyth 90 Horsemen 71 +5.4
+0.9
Show Me Your TD'S 97 Team Brownie 62 +5.2
-0.2
Team Anselmo 104 A for Eifert 106 -1.2
-0.1
Idaho Fat Waffles 110 Wideouts 69 -0.7
-0.1
Harvin a Migraine 85 Sting 120 +0.6
+0.1
Win With A Brees 86 I got the Power 85 -0.2
If winner is:HomeAway
Week of 11/27100.0*Chance in playoffs100.0*Average seed
Team Brownie vs Pittsburgh PythOut+37.0
-1.0+1.6
Horsemen vs Idaho Fat Waffles+9.6-5.3
+0.3-0.2
A for Eifert vs Harvin a Migraine-0.7+0.9
+0.1-0.1
Sting vs Show Me Your TD'S+0.5-0.9
+0.2-0.4

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
71-059.9%15453181023,575,896
60-1Out3214827138,141,112
Total:22.9%61714163016061,717,008
Games Above .500
Chance Will Make Playoffs