How are these numbers calculated?

Big Games

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

Week of 2/23100.0*Chance wins title100.0*Champion100.0*Average seed
BBC 0 Pakistani House 1 -0.3
Average Gang 2 Sammy 0 No
No
+0.0
Just Send It 1 BME 0 +0.5
JOHN CENA 1 Honorable Mention 1 +0.0
Week of 3/1100.0*Chance wins title100.0*Champion100.0*Average seed
JOHN CENA 2 Just Send It 0 -1.5
BME 0 Sammy 1 -0.1
Average Gang 3 Smooth Brain 0 +0.0
Pakistani House 4 Honorable Mention 0 +0.0
Slippery Shafts 1 BBC 2 +0.0
Games Above .500
Chance Will Win Championship