How are these numbers calculated?

Big Games

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

Week of 11/5100.0*Chance in playoffs100.0*Average seed
Stephen 129 Dan 134 +7.1
+0.5
Matt 82 Tom O 75 +0.8
Nathan 72 Jordan 77 +0.5
-0.1
Justin 75 Tom 116 +0.5
Chelsea 100 Keith 108 -0.2
+0.0
If winner is:HomeTieAway
Week of 11/12100.0*Chance in playoffs100.0*Average seed
Dan vs Keith+0.8+0.7-0.9
+0.4+0.1-0.4
Tom vs Nathan+0.3+0.3-0.4
Justin vs Stephen+0.2-0.0-0.2
Jordan vs Tom O+0.1-0.1-0.1
-0.1+0.0+0.1
Chelsea vs Matt-0.1+0.2+0.1
-0.1+0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910Count
114-0-0In973591,433
10.53-0-1In946247,245
103-1-0In821802,354,154
2-0-2In722839,106
9.52-1-1In653410744,533
1-0-3In2965702,629
92-2-0In4054603,531,489
1-1-2In236413078,219
0-0-498.5%315512167
8.51-2-1In1560231742,734
0-1-399.5127532002,800
81-3-0100.0441451002,354,861
0-2-299.102155231039,097
7.50-3-198.1011533520247,372
70-4-084.6226571510591,801
Total:99.2%423616610011,567,540
Games Above .500
Chance Will Make Playoffs