How are these numbers calculated?

Big Games

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

Week of 11/17100.0*Chance in playoffs100.0*Average seed
Skud 114 Chud 73 +5.0
+0.6
James 112 Adam 73 +1.8
Finkle 81 Todd 110 +1.0
Dylan 62 Kyle 111 +0.8
Mike 99 John 97 +0.6
-0.1
Ant 68 Zukie 54 -0.6
+0.1
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Finkle 89 Skud 112 +17.7
+1.0
Chud 86 Adam 120 -6.5
-0.1
Kyle 93 John 84 +2.7
+0.1
Zukie 105 Dylan 76 +2.4
Mike 109 Ant 85 -1.9
-0.2
Todd 94 James 100 +0.1
If winner is:HomeAway
Week of 12/1100.0*Chance in playoffs100.0*Average seed
Adam vs Skud-33.3+33.3
-0.7+0.7
John vs Ant-16.7+16.7
-0.3+0.3

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
71-083.3%4242179,645,617
60-116.71742429,640,311
Total:50.0%2129292119,285,928
Games Above .500
Chance Will Make Playoffs