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 -13.6
-1.3
Jason 61 Yarroch 63 +0.9
+0.1
Josh 73 Chris 57 +0.8
+0.1
Darryl 88 Stephen 61 +0.8
+0.0
Jake 61 Kyle 24 -0.8
+0.0
Zach 77 Bill 36 -0.4
-0.0
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Babs 65 Stephen 50 +3.9
+1.0
Brandon 60 Zach 45 +1.6
+0.1
Darryl 62 Bill 55 -1.6
+0.1
Kyle 55 Jason 50 +1.2
-0.0
Jake 75 Chris 32 -0.4
+0.1
If winner is:HomeHome OTTieAway OTAway
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Babs vs Bill+7.6-1.2OutOutOut
+1.6+1.1+0.5-0.5-1.6
Brandon vs Stephen+7.4+6.0OutOutOut
+0.2+0.2-0.2-0.2-0.2
Darryl vs Zach+6.9+6.8+7.0OutOut
+0.3+0.2+0.2-0.3-0.3
Jason vs Chris-2.7+1.5+2.5+2.6+2.5
-0.0+0.2+0.2-0.2+0.0
Kyle vs Yarroch-1.6+1.4+1.5+1.6+1.5
-0.3-0.0-0.0+0.1+0.3

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
121-0-014.5%1437331329,455,599
110-0-1Out9344016286,921
100-1-0Out112543219,452,976
Total:7.1%719171214211019,195,496
Games Above .500
Chance Will Make Playoffs