How are these numbers calculated?

Big Games

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

Week of 11/23100.0*Chance in playoffs100.0*Average seed
Gravy 68.77 Luke 81.7 +21.7
+0.7
James 93.34 Chris 97.62 +4.1
+0.1
Dan 64.26 Jon 66.84 -3.6
Faisal 95.41 Josh 117.3 +0.5
+0.1
Brad 75.45 Kashif 95.29 +0.2
Blake 58.78 Niphon 88.19 +0.1
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Luke 126.35 Niphon 93.97 +20.0
+0.8
Jon 127.34 Faisal 130.85 +4.7
Blake 83.45 James 90.24 -2.0
-0.1
Dan 104.1 Kashif 107.42 +1.4
+0.2
Josh 121.58 Chris 92.01 -1.3
Gravy 122.07 Brad 93.51 -1.1
-0.1
If winner is:HomeAway
Week of 12/7100.0*Chance in playoffs100.0*Average seed
Brad vs Luke-0.6+0.6
Faisal vs Chris-0.2+0.2
Niphon vs Dan+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
81-0In114533212,860,986
70-1In2514712,856,958
Total:In1728412425,717,944
Games Above .500
Chance Will Make Playoffs