Pittsburgh Pirates Playoff Chances 2013-3 50/50

Beat Cincinnati 4-2, average seed unchanged at 4
94-68   .580

How are these numbers calculated?

Big Games

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

Friday100.0*Average seed
Cincinnati 1 Pittsburgh 4 +0.2
Saturday100.0*Average seed
Cincinnati 3 Pittsburgh 8 +0.1
SundayNone
Games Above .500
Chance Will Make Playoffs