Detroit Tigers Playoff Chances 2009 50/50

Beat White Sox 5-3, playoff odds up 0.01 to 50%
86-76   .531

How are these numbers calculated?

Big Games

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

Friday100.0*Chance in playoffs100.0*Average seed
Minnesota 10 Kansas City 7 -4.7
-0.1
Detroit 0 White Sox 8 -4.7
-0.1
Saturday100.0*Chance in playoffs100.0*Average seed
Minnesota 5 Kansas City 4 -12.5
-0.3
Detroit 1 White Sox 5 -12.4
-0.3
Sunday100.0*Chance in playoffs100.0*Average seed
Minnesota 13 Kansas City 4 -25.0
-0.6
Detroit 5 White Sox 3 +24.9
+0.8
Tampa Bay 2 Yankees 10 +0.1
Seattle 4 Texas 3 -0.1
Games Above .500
Chance Will Make Playoffs