How are these numbers calculated?

Big Games

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

Week of 11/18100.0*Chance in playoffs100.0*Average seed
Helmut 81.5 Eric 120.5 +16.3
+1.4
Jen 70 Max 76 +9.0
+0.4
DanL 64 Tim 70.5 +1.5
+0.1
Bill 122 DanP 90 +0.2
Terry 79 Andy 80 +0.2
+0.0
Nic 77.5 DanE 69 +0.1
+0.0
Week of 11/25100.0*Chance in playoffs100.0*Average seed
Max 111.5 Eric 59 -18.8
-1.2
Jen 71 Helmut 78.5 +7.5
+0.4
DanE 63.5 Pawel 111.5 -1.4
DanN 73.5 Bill 122 +0.5
Joe 87 DanP 97 -0.2
Nic 121.5 Mike 90 +0.2
+0.0
DanL 97 Terry 38.5 -0.1
Week of 12/2100.0*Chance in playoffs100.0*Average seed
Eric 70.5 Jen 99.5 -37.8
-2.0
Helmut 82.5 Max 121.5 -6.1
-0.4
DanE 111.5 Mike 78 +0.2
Joe 67.5 Bill 88 +0.1
DanL 70.5 Andy 139.5 +0.1
Games Above .500
Chance Will Make Playoffs