How are these numbers calculated?

Big Games

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

Week of 11/23100.0*Chance in playoffs100.0*Average seed
Big Daddy 98 HACK 164 +1.0
+0.5
SUV 93 Pyledrivers 122 +0.4
Swillards 128 Cobbies Army 160 -0.3
-0.1
Duke 143 Skinny Bastards 111 +0.3
Bogus Lump 106 Chupacabras 159 +0.2
Tonto 91 Docinators 118 +0.1
-0.1
Week of 12/7None
Games Above .500
Chance Will Make Playoffs