How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance in playoffs100.0*Average seed
Darryl 88 Stephen 61 +20.2
+1.5
Zach 77 Bill 36 -2.5
-0.1
Jake 61 Kyle 24 -0.4
Jason 61 Yarroch 63 +0.4
Babs 60 Brandon 105 -0.3
Josh 73 Chris 57 +0.2
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Darryl 62 Bill 55 +14.5
+0.8
Babs 65 Stephen 50 +1.9
+0.1
Brandon 60 Zach 45 +1.7
+0.1
Kyle 55 Jason 50 +1.2
+0.1
Jake 75 Chris 32 -0.7
-0.0
Josh 60 Yarroch 48 -0.2
+0.0
If winner is:HomeHome OTTieAway OTAway
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Darryl vs Zach+0.5+0.4-0.6-0.6-0.7
Jake vs Josh+0.3+0.4-0.2-0.2-0.2
Brandon vs Stephen-0.2-0.2-0.2+0.4+0.4
Kyle vs Yarroch+0.3+0.3+0.0+0.0-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
161-0-0In93844933,497,312
150-0-1In3763839,021
140-1-0In247621,642,139
Total:In523363655,978,472
Games Above .500
Chance Will Make Playoffs