How are these numbers calculated?

Big Games

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

Week of 3/7100.0*Chance in playoffs100.0*Average seed
SSE B6 2 NL A6 5 +2.6
WL C6 1 OK B6 9 -0.4
-0.0
OK B6 1 NL C6 3 -0.1
Week of 3/14None
Week of 3/21100.0*Chance in playoffs100.0*Average seed
WL B6 1 SSE B6 2 Out
-0.7
SSE B6 1 WL C6 2 +63.4
+0.6
NL A6 3 WL B6 2 -0.1
Games Above .500
Chance Will Make Playoffs