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
Babs 60 Brandon 105 -6.5
-0.8
Darryl 88 Stephen 61 +0.8
Jake 61 Kyle 24 -0.7
+0.0
Jason 61 Yarroch 63 +0.6
+0.1
Josh 73 Chris 57 +0.4
+0.1
Zach 77 Bill 36 -0.3
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Babs 65 Stephen 50 +3.8
+1.2
Kyle 55 Jason 50 +1.0
-0.1
Brandon 60 Zach 45 +0.8
+0.0
Darryl 62 Bill 55 -0.5
+0.1
Jake 75 Chris 32 -0.3
+0.1
If winner is:HomeHome OTTieAway OTAway
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Babs vs Bill+7.6-3.3OutOutOut
+1.2+0.8+0.3-1.0-1.6
Darryl vs Zach+6.0+6.0+6.1OutOut
+0.2+0.2+0.2-0.4-0.4
Brandon vs Stephen+5.6+2.0OutOutOut
+0.1-0.0-0.2-0.2-0.2
Jason vs Chris-3.1-0.9+3.4+3.4+3.4
-0.1+0.0+0.3-0.1+0.1
Kyle vs Yarroch-1.5+0.8+0.8+0.8+0.8
-0.3-0.1-0.1+0.1+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
121-0-016.9%17373312131,733,258
110-0-1Out1642348838,319
100-1-0Out2832281223,406,895
Total:9.6%102119191412555,978,472
Games Above .500
Chance Will Make Playoffs