How are these numbers calculated?

Big Games

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

Week of 10/30100.0*Chance in playoffs100.0*Average seed
Pacific 1 York 2 -24.1
-0.3
Cavalry 2 Valour 4 -17.2
-0.3
Forge 4 HFX Wanderers 1 -13.1
-0.2
Week of 11/6100.0*Chance in playoffs100.0*Average seed
HFX Wanderers 1 Ottawa 1 Out
-0.8
Edmonton 3 Valour 3 +13.3
+0.1
York 1 Forge 2 +7.6
+0.1
Week of 11/13None

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs12345678Count
350-0-0Out1005,238,100,032
Total:Out1005,238,100,032
Points
Chance Will Make Playoffs