How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Saturday100.0*Chance in playoffs100.0*Average seed
Brandon 6 Regina 3 In
+0.5
Saskatoon 4 Prince Albert 6 -6.2
-0.1
Red Deer 4 Edmonton 7 +5.9
+0.1
SundayNone
Points
Chance Will Make Playoffs