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 -0.7
-1.0
Brandon 58 Bill 42 +0.4
+0.2
Babs 57 Kyle 45 +0.4
+0.2
Chris 94 Zach 69 +0.4
+0.1
Josh 51 Jason 87 +0.4
-0.1
Daryll 47 Fitz 50 -0.3
If winner is:HomeTieAway
Week of 12/7100.0*Chance in playoffs100.0*Average seed
Daryll vs Jake-7.2InIn
-1.6+1.0+1.6
Kyle vs Jason-4.8+4.5+4.5
+0.0+0.4-0.0
Chris vs Fitz+4.5+4.5-4.7
+0.2+0.2-0.2
Brandon vs Zach+4.5+4.5-4.7
+0.2+0.2-0.2
Babs vs Yarroch-4.0+3.8+3.8
+0.0+0.2-0.1
Josh vs Bill+1.5-1.5-1.4
+0.3-0.0-0.3

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
161-0-0In364119411,283,939
150-0-1In12373813578,310
140-1-086.0%02920292512211,282,879
Total:93.2%1822141214126123,145,128
Games Above .500
Chance Will Make Playoffs