How are these numbers calculated?

Big Games

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

Week of 11/2100.0*Chance in playoffs100.0*Average seed
Babs 110 Daryll 33 -2.2
-0.4
Brandon 60 Bill 63 -2.0
-0.0
Kyle 45 Josh 53 +0.1
-0.2
Fitz 59 Zach 62 -0.1
Chris 76 Yarroch 91 -0.1
If winner is:HomeTieAway
Week of 11/9100.0*Chance in playoffs100.0*Average seed
Daryll vs Fitz+0.9-0.5-0.6
+0.7+0.1-0.5
Babs vs Bill+0.6-0.5-0.6
Zach vs Brandon-0.0+0.1+0.0
Josh vs Yarroch-0.1-0.1+0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
124-0-023.5%02302442100475,236
113-0-13.94954302075,478
103-1-01.413324518103,062,429
2-0-21.11330501604,311
92-1-1Out8384670346,814
1-0-3Out9453511139
82-2-0Out111443956,799,931
1-1-2Out1104738412,845
71-2-1Out0146422495,192
0-1-3Out85042145
61-3-0Out133666,310,793
0-2-2Out31698,719
50-3-1Out397224,722
40-4-0Out1002,102,318
Total:0.8%010171219253519,919,072
Games Above .500
Chance Will Make Playoffs