How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Tuesday, 12/8100.0*Chance in playoffs100.0*Average seed
Koe 5 Stoughton 6 +23.0
+0.9
Stoughton 4 Martin 8 -18.6
-0.7
Simmons 4 Ferbey 9 +1.5
Martin 7 Middaugh 3 -1.1
Howard 7 Simmons 4 +1.1
Ferbey 9 Gunnlaugson 4 -0.4
-0.0
Middaugh 4 Koe 11 -0.3
Gunnlaugson 4 Howard 6 -0.1
Wednesday, 12/9100.0*Chance in playoffs100.0*Average seed
Middaugh 7 Simmons 5 +5.9
+0.2
Stoughton 8 Gunnlaugson 4 +5.0
+0.2
Koe 6 Howard 7 +3.6
+0.1
Martin 9 Ferbey 5 +0.6
Thursday, 12/10100.0*Chance in playoffs100.0*Average seed
Koe 7 Martin 8 +7.8
-0.1
Howard 6 Martin 8 -7.1
-0.2
Stoughton 7 Middaugh 6 +6.6
+0.2
Simmons 7 Stoughton 8 +6.6
+0.2
Ferbey 4 Koe 9 -5.4
-0.1
Ferbey 6 Howard 8 +2.4
+0.0
Games Above .500
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Tuesday, 12/8100.0*Lottery seed
Koe 5 Stoughton 6 -1.9
Stoughton 4 Martin 8 +1.5
Ferbey 9 Gunnlaugson 4 +0.0
Martin 7 Middaugh 3 +0.0
Scott 7 Bernard 9 -0.0
Gunnlaugson 4 Howard 6 +0.0
Middaugh 4 Koe 11 +0.0
Wednesday, 12/9100.0*Lottery seed
Stoughton 8 Gunnlaugson 4 -0.3
Middaugh 7 Simmons 5 -0.2
Koe 6 Howard 7 -0.1
Martin 9 Ferbey 5 +0.1
Bernard 8 Kleibrink 5 -0.0
Scott 5 McCarville 9 +0.0
Bernard 8 Jones 5 -0.0
Thursday, 12/10100.0*Lottery seed
Howard 6 Martin 8 +0.4
Stoughton 7 Middaugh 6 -0.4
Simmons 7 Stoughton 8 -0.4
Lawton 6 Bernard 5 +0.2
Koe 7 Martin 8 +0.1
Ferbey 4 Koe 9 +0.1
Ferbey 6 Howard 8 -0.1