How are these numbers calculated?

Big Games

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

Week of 10/19100.0*Chance in playoffs100.0*Average seed
Twilight Sparkle 82.8 Andhra Loyals 108.54 -7.8
-0.8
Star Screamers 75.9 Head Strong 101 +2.9
+0.1
3rd Degree Burn 56.4 Gladiators 83.32 +1.7
+0.1
Vizag Steelers 35.96 FatBob 77.78 +1.6
+0.1
Thoroughbred 94.8 Gym Class Heros 78.88 -1.2
-0.2
Steagles 100.06 Crushers 115.12 +0.4
If winner is:HomeAway
Week of 10/26100.0*Chance in playoffs100.0*Average seed
FatBob vs Twilight Sparkle-7.9+7.9
-0.8+0.8
Gym Class Heros vs Star Screamers+3.7-3.7
+0.1-0.1
Head Strong vs 3rd Degree Burn+1.8-1.8
+0.1-0.1
Crushers vs Vizag Steelers+1.8-1.8
+0.1-0.1
Thoroughbred vs Andhra Loyals-0.4+0.4
-0.1+0.1
Gladiators vs Steagles+0.3-0.3

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
106-0In8541181,217
95-1100.0%343132200481,785
84-299.6329342950001,202,950
73-392.806454111761001,603,935
62-461.90020140717113001,201,573
51-517.80116072634141482,711
40-61.010224532081,365
Total:79.5%51213295163554205,135,536
Games Above .500
Chance Will Make Playoffs