Memphis Grizzlies Playoff Chances 2011-2012 50/50

Beat Orlando 88-76, average seed up 0.5 to 4
41-25   .621

How are these numbers calculated?

Big Games

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

Thursday100.0*Average seed
Memphis 88 Orlando 76 +0.5
Games Above .500
Chance Will Make Playoffs