How are these numbers calculated?

Big Games

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

Week of 10/19100.0*Chance in playoffs100.0*Average seed
Stuart 101.82 Scott 57 +12.4
+0.7
Laurino 127.7 Harrison 68.16 +0.9
Robert 142.1 Kleissler 119.46 -0.6
Jeff 77.22 Zach 136.02 -0.5
Harry 76.02 Patton 107.02 +0.1
Owen 85.42 Tommy 87.34 +0.1
If winner is:HomeAway
Week of 10/26100.0*Chance in playoffs100.0*Average seed
Zach vs Stuart-13.1+13.1
-0.8+0.8
Harrison vs Kleissler-1.7+1.7
-0.1+0.1
Laurino vs Patton+1.0-1.0
Robert vs Scott-0.9+0.9
Jeff vs Owen-0.6+0.6
-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
127-0In973087,522
116-1In811810597,266
105-2100.0%454510001,792,366
94-398.783741131002,984,563
83-459.303193729101002,985,358
72-53.5003143032174001,791,998
61-60.0001824362460597,384
50-7Out01832441687,879
Total:66.4%1519181411864321010,924,336
Games Above .500
Chance Will Make Playoffs