Detroit Lions Playoff Chances 2016 50/50

Lost to NY Giants 6-17, playoff odds down 12.7 to 77.7%
9-5-0   .643

How are these numbers calculated?

Big Games

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

Week of 12/15100.0*Chance in playoffs100.0*Average seed
NY Giants 17 Detroit 6 -9.1
-0.8
Chicago 27 Green Bay 30 -3.1
-0.2
Dallas 26 Tampa Bay 20 +1.4
Atlanta 41 San Francisco 13 -0.9
-0.1
Minnesota 6 Indianapolis 34 +0.8
+0.0
Seattle 24 Los Angeles 3 -0.1
If winner is:HomeTieAway
Washington vs Carolina-4.0+4.2+4.0
-0.0+0.1+0.0
If winner is:HomeTieAway
Week of 12/22100.0*Chance in playoffs100.0*Average seed
Dallas vs Detroit-16.7+15.1+16.7
-0.8+0.7+0.8
New Orleans vs Tampa Bay+6.7+2.0-6.7
+0.1+0.0-0.1
Chicago vs Washington+4.1+4.2-4.1
+0.1+0.1-0.1
Green Bay vs Minnesota-2.8+2.8+2.8
-0.4+0.4+0.4
Carolina vs Atlanta-0.9+2.1+0.9
+0.0+0.1-0.0
Philadelphia vs NY Giants+0.1-0.1-0.1
Oakland vs Indianapolis-0.1*-0.0+0.1
Seattle vs Arizona-0.2+0.2+0.2

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

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs12345678910111213141516Count
112-0-0In6930113,207,034,895
10.51-0-1In5638621,130,559
101-1-094.4%835320195026,405,516,345
0-0-2In1453338,566
9.50-1-185.5217303613121,128,275
90-2-021.922502813,206,951,184
Total:77.7%21251601515752,861,769,824
Games Above .500
Chance Will Make Playoffs