How are these numbers calculated?

Big Games

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

Week of 1/26100.0*Pres Trophy100.0*Average seed
Frederick 6 Reston 5 -23.7
-0.4
Hampton Roads 4 Piedmont 1 -4.0
-0.0
Piedmont 1 Reston 5 +2.3
+0.1
Montgomery 3 TriCity 3 +0.7
+0.1
Richmond 3 TriCity 1 +0.2
+0.1
Week of 2/2100.0*Pres Trophy100.0*Average seed
Hampton Roads 1 Reston 2 +26.0
+0.3
Week of 2/9100.0*Pres Trophy100.0*Average seed
Hampton Roads 0 Reston 3 Yes
+0.4

What If

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

100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPW-L-TplayoffsTrophy12345678Count
330-0-0InYes100185,211,408
Total:InYes100185,211,408
Games Above .500
Chance Will Make Playoffs