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*Conf Champ100.0*Average seed
Chargers 16 Raiders 19 In
+7.9
+0.6
Broncos 3 Patriots 16 +0.6
-5.2
+0.1
NY Jets 13 Dolphins 34 -0.4
Bengals 20 Steelers 24 -0.3
Chiefs 17 Titans 19 -0.3
+3.9
+0.6
Ravens 27 Eagles 26 -0.3
Vikings 6 Colts 34 -0.1
Week of 12/22100.0*Chance in playoffs100.0*Conf Champ100.0*Average seed
Raiders 33 Colts 25 +7.2
+0.6
Patriots 41 NY Jets 3 -3.5
-0.0
Chiefs 33 Broncos 10 -0.4
Week of 1/1100.0*Chance in playoffs100.0*Conf Champ100.0*Average seed
Broncos 24 Raiders 6 No
-1.0
Dolphins 14 Patriots 35 No
-0.1
Chargers 27 Chiefs 37 -0.7
Games Above .500
Chance Will Make Playoffs