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*Average seed
Peterborough City 12 Cavan FC 0 Out
-0.3
RHSC Raiders 6 Oshawa Turul 0 +0.1
RHSC Raiders 3 Cavan FC 0 -0.3
Northumberland 4 Kawartha Inferno 0 +0.1
Week of 7/28100.0*Chance in playoffs100.0*Average seed
Kawartha Inferno 2 Cavan FC 0 -0.3
If winner is:HomeDrawAway
Week of 8/4100.0*Chance in playoffs100.0*Average seed
Cavan FC vs Oshawa Turul+0.6-0.4-0.4

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsPromoted1234567891011Count
31-0-0OutNo10017,499,517
0-1OutNo10026,228,019*
Total:OutNo406043,727,536

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs