San Francisco 49ers Playoff Chances 2013-2 50/50

Beat Arizona 23-20, average seed down 0.6 to 5
12-4-0   .750

How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 12/12100.0*Chance in playoffs100.0*Average seed
San Francisco 33 Tampa Bay 14 +11.3
+0.6
Arizona 37 Tennessee 34 -6.9
-0.1
Green Bay 37 Dallas 36 +1.4
Minnesota 48 Philadelphia 30 +1.1
Carolina 30 NY Jets 20 -0.9
-0.1
Chicago 38 Cleveland 31 -0.2
Seattle 23 NY Giants 0 -0.3
Week of 12/22100.0*Chance in playoffs100.0*Average seed
San Francisco 34 Atlanta 24 In
+0.9
Arizona 17 Seattle 10 -12.5
+0.1
Cincinnati 42 Minnesota 14 *-0.1
Week of 12/29100.0*Chance in playoffs100.0*Average seed
San Francisco 23 Arizona 20 +1.1
Seattle 27 St. Louis 9 -0.9
New Orleans 42 Tampa Bay 17 -0.2
Carolina 21 Atlanta 20 -0.1

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

Games Above .500
Chance Will Make Playoffs