Houston Texans Playoff Chances 2014 50/50

Beat Jacksonville 23-17, average seed down 1.5 to 24
8-0-8   .500

How are these numbers calculated?

Big Games

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

Week of 12/11100.0*Average seed
Indianapolis 17 Houston 10 +1.4
New England 41 Miami 13 +0.1
Seattle 17 San Francisco 7 -0.1
Cleveland 0 Cincinnati 30 -0.1
Philadelphia 27 Dallas 38 -0.1
Baltimore 20 Jacksonville 12 +0.1
Buffalo 21 Green Bay 13 -0.1
Kansas City 31 Oakland 13 +0.1
Week of 12/20100.0*Average seed
Houston 25 Baltimore 13 -1.8
Oakland 26 Buffalo 24 -0.2
Chicago 14 Detroit 20 +0.2
San Francisco 35 Philadelphia 38 -0.1
Carolina 17 Cleveland 13 -0.1
Dallas 42 Indianapolis 7 +0.0
Week of 12/28100.0*Average seed
Houston 23 Jacksonville 17 -1.0
New England 9 Buffalo 17 -0.3
San Francisco 20 Arizona 17 +0.3
Green Bay 30 Detroit 20 +0.0
Games Above .500
Chance Will Make Playoffs