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
Jason 74 Bill 40 Out
+0.1
Zach 65 Darryl 56 Out
-0.1
Kyle 88 Yarroch 50 +0.1
Jake 48 Josh 49 -0.1
If winner is:HomeHome OTAway OTAway
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Darryl vs Yarroch+0.8+0.8-0.6-0.6
Chris vs Josh+0.1+0.1-0.4-0.4
Zach vs Bill+0.1+0.1-0.2-0.2
Brandon vs Stephen+0.1+0.1-0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs123456789101112Count
102-0Out2562122,793,575
81-1Out7662347,824,533
60-2Out46545,480,658
Total:Out41434272116,098,766
Games Above .500
Chance Will Make Playoffs

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Week of 11/19100.0*Lottery seed
Jake 48 Josh 49 +0.1
Zach 65 Darryl 56 +0.1
Jason 74 Bill 40 -0.1
Kyle 88 Yarroch 50 -0.1
If winner is:HomeHome OTAway OTAway
Week of 11/26100.0*Lottery seed
Darryl vs Yarroch-0.8-0.8+0.6+0.6
Chris vs Josh-0.1-0.1+0.4+0.4
Zach vs Bill-0.1-0.1+0.2+0.2
Brandon vs Stephen-0.1-0.1+0.1+0.1

What If

100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPW-L123456789101112
102-0256212
81-1766234
60-24654
Total:414342721