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*Win Super Bowl100.0*Average seed
Cincinnati 13 New England 34 In
+0.3
+0.1
Pittsburgh 10 Buffalo 17 -0.2
Kansas City 23 Denver 3 -0.3
-0.0
Tennessee 21 Houston 24 +0.3
San Francisco 22 Atlanta 29 +0.2
Carolina 24 Seattle 30 +0.1
Baltimore 42 NY Jets 21 -0.1
-0.0
Week of 12/22100.0*Chance in playoffs100.0*Win Super Bowl100.0*Average seed
New England 24 Buffalo 17 +1.1
+0.1
Chicago 3 Kansas City 26 -0.8
-0.1
Tampa Bay 20 Houston 23 +0.3
Cleveland 15 Baltimore 31 -0.2
-0.0
Minnesota 10 Green Bay 23 +0.1
Week of 12/29100.0*Chance in playoffs100.0*Win Super Bowl100.0*Average seed
New England 24 Miami 27 -6.1
-0.7
Kansas City 31 LA Chargers 21 -0.4
Seattle 21 San Francisco 26 -0.4
Houston 14 Tennessee 35 -0.1
Games Above .500
Chance Will Make Playoffs