How are these numbers calculated?

Big Games

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

Week of 2/6100.0*Chance in playoffs100.0*Average seed
Fort Richmond 2 St John’s Raven 1 -21.6
-0.7
Churchill 7 Glenlawn 5 -3.0
-0.1
Week of 2/12100.0*Chance in playoffs100.0*Average seed
St John’s Raven 1 Churchill 2 -27.0
-0.7
Dakota 3 St John’s Raven 1 Out
-0.7
Churchill 2 Fort Richmond 4 -8.5
-0.1
Glenlawn 2 Dakota 2 +2.6
+0.1
If winner is:HomeTieAway
Week of 2/19100.0*Chance in playoffs100.0*Average seed
St John’s Raven vs Glenlawn+0.4+0.4-0.6

What If

Chances based on how well the St John’s Raven finish out the regular season.   Explain

100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345Count
8-10Out10012,369,416,360*
70-1-0Out1006,669,122,740
Total:Out653519,038,539,100

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs