Washington Nationals Playoff Chances 2014-7 50/50

Beating Mets 8-3 (Top 9th), playoff odds unchanged at 99.9%
83-63   .568

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
Mariners 3 Nationals 8 +1.0
+0.2
Braves 5 Marlins 2 -0.2
Cardinals 2 Cubs 7 +0.2
Pirates 2 Reds 1 -0.1
Saturday100.0*Chance in playoffs100.0*Average seed
Mariners 1 Nationals 3 +0.8
+0.1
Braves 0 Marlins 4 +0.2
Cardinals 13 Cubs 2 -0.1
Cardinals 1 Cubs 5 +0.1
Pirates 3 Reds 2 -0.1

What If

Chances based on how well the Nationals finish out the regular season.   Explain

Games Above .500
Chance Will Make Playoffs