How are these numbers calculated?

Big Games

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

Week of 11/27100.0*Chance in playoffs100.0*Average seed
pappolapappa 18 TD's N Beer 5 +2.8
+1.0
Zmerl 30 the team 29 -1.0
-0.1
Susano'o 14 kaligirl 24 -0.5
Best Team 12 DaBoy69 2 -0.2
-0.1
crack 33 un-stoppable fo 28 -0.1
-0.1
Week of 12/11100.0*Chance in playoffs100.0*Average seed
pappolapappa 38 DaBoy69 11 +0.7
Games Above .500
Chance Will Make Playoffs