How are these numbers calculated?

Big Games

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

Week of 1/31100.0*Chance in playoffs100.0*Average seed
Royal Lepage 4 Certi Centre 6 +11.0
+0.6
Uniprix 0 Certi Centre 1 +9.6
+0.4
Marty Waite 2 JPP 8 +9.5
+0.2
HydroMax 7 Argus Mazda 2 +4.0
+0.1
Forum 5 Duguay Sports 6 +0.1
Marc Sports 2 Samson 3 +0.1
Week of 2/8100.0*Chance in playoffs100.0*Average seed
Certi Centre 4 HydroMax 4 +5.7
+0.3
Argus Mazda 2 Marty Waite 2 -3.7
+0.1
JPP 5 Nadeau 0 -0.0
Week of 2/14100.0*Chance in playoffs100.0*Average seed
Certi Centre 1 Argus Mazda 5 -1.0
Argus Mazda 4 Royal Lepage 0 -0.4
Games Above .500
Chance Will Make Playoffs