How are these numbers calculated?

Big Games

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

Week of 7/21100.0*Chance in playoffs100.0*Promoted100.0*Average seed
Peterborough City 12 Cavan FC 0 +8.1
+0.9
+0.4
Whitby Iroquois 2 Pickering Power 0 +1.7
No
+0.0
RHSC Raiders 6 Oshawa Turul 0 -1.5
-0.1
RHSC Raiders 3 Cavan FC 0 -0.6
-0.1
Northumberland 4 Kawartha Inferno 0 -0.2
-0.2
-0.1
Week of 7/28100.0*Chance in playoffs100.0*Promoted100.0*Average seed
Oshawa Kicks 0 Northumberland 3 +6.0
+0.3
Peterborough City 2 Islington Rangers 2 +5.5
-0.1
RHSC Raiders 2 Peterborough City 3 In
+1.0
RHSC Raiders 3 Pickering Power 0 +3.0
-0.1
If winner is:HomeDrawAway
Week of 8/4100.0*Chance in playoffs100.0*Promoted100.0*Average seed
Kawartha Inferno vs RHSC Raiders+0.6+0.6-0.4

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsPromoted1234567891011Count
170-0-0InNo42562131,182,608
Total:InNo42562131,182,608
Points
Chance Will Make Playoffs