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
Will 110 Lee 71.7 -21.5
-0.7
Jed 107.4 Packy 98.1 +4.3
+0.1
Dave 117.8 Clay 66.4 -4.2
-0.1
Brett 113.3 Spencer 90 +1.0
Dane 71.7 Alex 132.5 -0.5
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Lee 79.8 Dave 80.3 -23.9
-0.8
Christian 91.3 Will 122.4 -10.7
-0.2
Packy 101.7 Clay 79.8 -2.2
-0.2
Alex 120.7 Brett 116.2 -1.7
Winston 80.5 Dane 107.9 -0.3
Spencer 86.9 Jed 76.9 +0.1
If winner is:HomeAway
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Packy vs Lee-0.5+0.5

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
61-0Out1007,069,594
50-1Out1007,070,750
Total:Out505014,140,344
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
Will 110 Lee 71.7 +0.7
Jed 107.4 Packy 98.1 -0.1
Dave 117.8 Clay 66.4 +0.1
Week of 11/26100.0*Lottery seed
Lee 79.8 Dave 80.3 +0.8
Christian 91.3 Will 122.4 +0.2
Packy 101.7 Clay 79.8 +0.2
If winner is:HomeAway
Week of 12/3100.0*Lottery seed
Packy vs Lee+0.5-0.5

What If

100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L123456789101112
61-0100
50-1100
Total:5050