How are these numbers calculated?

Big Games

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

Week of 11/13100.0*Chance in playoffs100.0*Average seed
Jordan 108.14 Ryan 119.84 +5.8
+0.7
John 154.1 Roger 134.58 -1.4
+0.1
Steve 99.14 Nick 116.44 -1.2
+0.2
Bobby 142.28 Chuck 132.94 -0.5
-0.0
Chris 127.42 Nana 180.34 -0.5
-0.1
Andy 94.74 Evan 82.96 -0.4
-0.0
Week of 11/20100.0*Chance in playoffs100.0*Average seed
Ryan 112.9 Chuck 89.4 +1.4
+0.1
Nana 112.14 Roger 81.58 -0.2
Evan 143.84 Steve 75.88 +0.2
Nick 105 John 141.3 +0.1
Week of 11/27100.0*Chance in playoffs100.0*Average seed
Chris 102.76 Ryan 137 In
+0.4
Bobby 125.44 Nana 115.06 -0.5
+0.1
Steve 143.7 Jordan 119.8 -0.4
Chuck 120.9 Andy 138.94 -0.3
-0.1
John 122.74 Evan 127.94 +0.3
+0.1
Roger 71.16 Nick 131.04 -0.2
If winner is:HomeAway
Bobby vs Ryan-0.8+0.6
Nana vs Nick-0.1+0.2
Andy vs Chris-0.0+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
91-0In722839,226,464
80-1In10353617328,922,536
Total:In4531157168,149,000
Games Above .500
Chance Will Make Playoffs