How are these numbers calculated?

Big Games

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

Week of 11/12100.0*Chance in playoffs100.0*Average seed
Sam 137.3 Marty 131.5 -8.3
-0.9
Cole 111.6 Frank 126 -1.3
Vitek 155.8 Trey 108.1 +0.6
+0.1
Eva 108.4 Trevor 73.6 -0.3
-0.0
Hunter 103 John 103.3 -0.3
-0.3
Week of 11/19100.0*Chance in playoffs100.0*Average seed
Marty 104 Vitek 99.8 +15.1
+1.1
Trey 123.6 Cole 124.9 +4.1
+0.1
Conrad 124 Eva 108.8 +2.9
+0.1
Frank 96 Matt 66.1 -2.9
-0.1
Trevor 42.8 Hunter 93.9 +0.3
John 149.9 Sam 125.8 -0.3
-0.3
If winner is:HomeTieAway
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Marty vs Cole+1.0-0.3-1.0
Frank vs Eva-0.1+0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
81-0-0In4251710,181,877
7.50-0-1In100205,632
70-1-0In42461210,184,827
Total:In21252623620,572,336
Games Above .500
Chance Will Make Playoffs