Pittsburgh Pirates Playoff Chances 2015-4

Beat Reds 4-0, average seed up 0.09 to 4
98-64   .605

How are these numbers calculated?

Big Games

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

Wednesday100.0*Chance in playoffs100.0*Average seed
Reds 4 Pirates 5 +0.1
Thursday100.0*Chance in playoffs100.0*Average seed
Pirates 4 Brewers 6 -0.1
Reds 11 Cardinals 0 +0.1

What If

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

If finish:Chance inChance will finish regular season at seed
Games Above .500
Chance Will Make Playoffs