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
Goodman 54.68 Aaron 114.8 +16.3
+0.8
Kevin 91.5 Dave 78.62 +3.7
+0.2
Ross 83.14 Blair 78.42 -2.6
-0.1
Neil 114.38 Cunje 120.04 +1.5
+0.1
Campo 85.18 Nick 69.86 -1.4
-0.1
Chris/Jonny 110.14 Alex 126.68 +1.0
-0.1
Week of 11/29100.0*Chance in playoffs100.0*Average seed
Kevin 95.82 Aaron 179.8 +14.7
+0.7
Chris/Jonny 147.6 Dave 141.8 -4.2
-0.1
Ross 102.98 Alex 87.08 -3.9
Neil 88.9 Campo 85.86 +3.4
+0.1
Blair 94.74 Cunje 127.12 -0.9
Goodman 104.38 Nick 98.24 -0.2
+0.1
If winner is:HomeAway
Week of 12/6100.0*Chance in playoffs100.0*Average seed
Chris/Jonny vs Aaron-5.9In
-0.9+0.9
Blair vs AlexIn-5.9
+0.3-0.3
Ross vs Dave-4.5+4.5
-0.3+0.3
Kevin vs Nick-3.8+3.8
+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
81-0In50509,002,138
70-188.2%4243031128,997,406
Total:94.1%27371515617,999,544
Games Above .500
Chance Will Make Playoffs