How are these numbers calculated?

Big Games

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

Week of 11/28100.0*Chance in playoffs100.0*Average seed
Yarroch 69 Jake 59 +19.8
+1.4
Chris 94 Zach 69 +5.2
+0.3
Babs 57 Kyle 45 -2.9
+0.0
Josh 51 Jason 87 +2.4
-0.0
Daryll 47 Fitz 50 -1.5
-0.0
Brandon 58 Bill 42 -0.8
+0.0
If winner is:HomeTieAway
Week of 12/7100.0*Chance in playoffs100.0*Average seed
Babs vs Yarroch-6.6InIn
-1.7+0.4+1.3
Kyle vs Jason-4.1+2.9+2.9
+0.1+0.3-0.1
Chris vs Fitz+3.2+3.2-2.5
+0.2+0.1-0.1
Brandon vs Zach+3.0+3.0-2.4
+0.1+0.1-0.1
Josh vs Bill+1.4-0.9-0.9
+0.3+0.0-0.2
Daryll vs Jake+1.3-0.6-0.6
+0.3+0.1-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
161-0-0In373720538,036,862
150-0-1In62744231,704,101
140-1-088.6%031023302310228,408,037
Total:95.3%2122171312104168,149,000
Games Above .500
Chance Will Make Playoffs