Los Angeles Dodgers Playoff Chances 2011 50/50

Lost to Houston 1-2, playoff odds down 12.9 to 20.3%
4-4   .500

How are these numbers calculated?

Big Games

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

Friday, 4/8100.0*Chance in playoffs100.0*Average seed
Houston 2 Los Angeles 1 -15.9
-1.7
Milwaukee 1 Florida 3 +1.9
Colorado 7 Arizona 5 +1.6
Pittsburgh 3 San Diego 4 -0.6
-0.1
San Francisco 0 Cincinnati 7 -0.3
+0.1
Chicago 7 Philadelphia 6 +0.3
St. Louis 0 Atlanta 1 +0.3
New York 6 Washington 7 +0.2
+0.1
If winner is:HomeAway
Saturday, 4/9100.0*Chance in playoffs100.0*Average seed
Philadelphia vs Los Angeles-20.2+20.3
-2.4+2.4
San Diego vs Arizona-3.6+3.6
-0.2+0.2
San Francisco vs Colorado+2.4-2.4
Pittsburgh vs Milwaukee+0.9-0.9
-0.1+0.1
Washington vs Atlanta+0.6-0.6
+0.1-0.1
Cincinnati vs Houston-0.4+0.4
+0.1-0.1
Chicago vs St. Louis+0.1-0.1
Florida vs New York-0.1+0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516Count
62-080.9%104471912611,381,844
51-10.10314252517104102,762,335
40-2Out02102625221221,383,309
Total:20.3%31125591213965766315,527,488
Games Above .500
Chance Will Make Playoffs