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
Fitz 59 Zach 62 +0.6
+0.5
Brandon 60 Bill 63 -0.2
+0.0
Babs 110 Daryll 33 +0.0
Kyle 45 Josh 53 -0.1
If winner is:HomeTieAway
Week of 11/9100.0*Chance in playoffs100.0*Average seed
Zach vs Brandon+0.6-0.5-0.6
+0.7-0.3-0.6
Babs vs Bill+0.6-0.5-0.6
Daryll vs Fitz-0.0-0.1+0.0
Josh vs Yarroch-0.1-0.1+0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
124-0-027.8%2251313650297,830
113-0-14.34848336053,313
103-1-02.125374114002,348,761
2-0-21.31639421203,492
92-1-1Out6355280303,365
1-0-3Out6315211109
82-2-0Out219502626,443,932
1-1-2Out2175327112,516
71-2-1Out0176419516,617
0-1-3Out166123156
61-3-0Out450467,022,746
0-2-2Out0435710,110
50-3-1Out892267,449
40-4-0Out1002,638,676
Total:0.7%010161221283219,919,072
Games Above .500
Chance Will Make Playoffs