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
James 93.34 Chris 97.62 -4.4
-0.3
Gravy 68.77 Luke 81.7 -2.1
+0.1
Dan 64.26 Jon 66.84 +1.0
-0.1
Faisal 95.41 Josh 117.3 +0.6
Blake 58.78 Niphon 88.19 +0.0
Brad 75.45 Kashif 95.29 +0.0
Week of 11/30100.0*Chance in playoffs100.0*Average seed
Blake 83.45 James 90.24 +4.6
+0.8
Luke 126.35 Niphon 93.97 -1.7
Jon 127.34 Faisal 130.85 -0.9
+0.1
Dan 104.1 Kashif 107.42 +0.9
Gravy 122.07 Brad 93.51 -0.5
-0.0
Josh 121.58 Chris 92.01 -0.4
-0.3
If winner is:HomeAway
Week of 12/7100.0*Chance in playoffs100.0*Average seed
Jon vs JamesOut+2.9
-1.2+1.2
Niphon vs Dan+1.6Out
Kashif vs Josh+0.3-1.5
+0.1-0.4
Blake vs Gravy+0.7-0.4
+0.3-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
61-05.8%64642639,865,193
50-1Out2148339,861,431
Total:2.9%32322104279,726,624
Games Above .500
Chance Will Make Playoffs