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 -22.4
-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 -24.7
-0.6
Dakota 3 St John’s Raven 1 Out
-0.6
Churchill 2 Fort Richmond 4 -10.0
-0.2
Glenlawn 2 Dakota 2 +2.9
+0.1
If winner is:HomeTieAway
Week of 2/19100.0*Chance in playoffs100.0*Average seed
St John’s Raven vs Glenlawn+0.3+0.3-0.7

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
8-10Out10038,478,756,948*
70-1-0Out10017,978,223,552
Total:Out683256,456,980,500

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs