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
Bill 122 DanP 90 -17.4
-1.4
DanL 64 Tim 70.5 +2.9
+0.2
Jen 70 Max 76 +1.3
+0.1
Helmut 81.5 Eric 120.5 -0.7
Terry 79 Andy 80 +0.4
+0.1
Nic 77.5 DanE 69 +0.2
+0.0
DanN 106.5 Joe 57 +0.1
Mike 80 Pawel 119.5 -0.1
Week of 11/25100.0*Chance in playoffs100.0*Average seed
Joe 87 DanP 97 +17.3
+1.7
DanN 73.5 Bill 122 +2.6
+0.0
DanE 63.5 Pawel 111.5 -2.6
Jen 71 Helmut 78.5 +0.9
+0.1
Max 111.5 Eric 59 +0.8
-0.1
Nic 121.5 Mike 90 +0.7
+0.0
DanL 97 Terry 38.5 -0.5
-0.0
Tim 87 Andy 116.5 +0.0
Week of 12/2100.0*Chance in playoffs100.0*Average seed
DanP 106 DanN 84 +48.2
+1.2
DanL 70.5 Andy 139.5 +1.8
+0.1
DanE 111.5 Mike 78 +0.2
Nic 109 Pawel 118.5 -0.1
Joe 67.5 Bill 88 +0.1
Helmut 82.5 Max 121.5 -0.1
Games Above .500
Chance Will Make Playoffs