How are these numbers calculated?

Big Games

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

Week of 11/10100.0*Chance in playoffs100.0*Average seed
Flores 137.9 Lassiter 162.9 +0.1
+0.0
Metheny 113 M Crouch 119.4 +0.1
Purvis 88.1 McNichols 126.2 +0.2
Week of 11/17100.0*Chance in playoffs100.0*Average seed
Lassiter 132.7 Smith 106.6 +0.0
Week of 11/24None
Games Above .500
Chance Will Make Playoffs