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
Robert 142.1 Kleissler 119.46 +4.8
+0.8
Stuart 101.82 Scott 57 -0.6
Laurino 127.7 Harrison 68.16 +0.3
Jeff 77.22 Zach 136.02 -0.1
-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
Robert vs Scott+9.3-9.3
+1.0-1.0
Harrison vs Kleissler-1.2+1.2
Laurino vs Patton+0.5-0.5
+0.1-0.1
Jeff vs Owen-0.5+0.5
Zach vs Stuart+0.4-0.4
Harry vs Tommy+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
107-0In53397087,161
96-199.1%12403611100596,867
85-270.30525402361001,793,099
74-36.600624352481002,987,579
63-40.000418343012202,983,962
52-5Out00317393381,791,612
41-6Out0084348596,564
30-7Out0158587,492
Total:19.6%13691112121211108510,924,336
Games Above .500
Chance Will Make Playoffs