How are these numbers calculated?

Big Games

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

Week of 11/22100.0*Chance in playoffs100.0*Average seed
Chris/Jonny 110.14 Alex 126.68 +19.7
+1.1
Neil 114.38 Cunje 120.04 +1.9
+0.1
Goodman 54.68 Aaron 114.8 -1.6
-0.1
Kevin 91.5 Dave 78.62 +1.0
+0.1
Ross 83.14 Blair 78.42 +0.8
Campo 85.18 Nick 69.86 -0.4
Week of 11/29100.0*Chance in playoffs100.0*Average seed
Ross 102.98 Alex 87.08 -8.9
-0.9
Kevin 95.82 Aaron 179.8 -3.1
-0.3
Neil 88.9 Campo 85.86 -2.2
Blair 94.74 Cunje 127.12 +1.8
+0.0
Chris/Jonny 147.6 Dave 141.8 -0.5
Goodman 104.38 Nick 98.24 +0.4
If winner is:HomeAway
Week of 12/6100.0*Chance in playoffs100.0*Average seed
Blair vs Alex-51.7In
-1.6+0.9
Neil vs Goodman-7.0+13.3
-0.1+0.2
Chris/Jonny vs Aaron-7.0+5.3
+0.2-0.1
Kevin vs Nick+0.3-0.5
Ross vs Dave-0.2+0.4

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
71-0In835381937,302,398
60-119.8%20522820,555,386
Total:71.5%5232419191057,857,784
Games Above .500
Chance Will Make Playoffs