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
Smith 146 S Crouch 137 +11.4
+0.9
Metheny 113 M Crouch 119.4 +2.0
Lippincott 124.4 Salsberry 80.3 -2.0
Flores 137.9 Lassiter 162.9 -0.4
+0.1
Purvis 88.1 McNichols 126.2 -0.1
Week of 11/17100.0*Chance in playoffs100.0*Average seed
Lassiter 132.7 Smith 106.6 -19.6
-0.8
Salsberry 116.8 Metheny 115.8 +5.4
+0.2
S Crouch 94.8 Lippincott 100.4 +3.6
+0.1
McNichols 126 Flores 96.8 -2.6
-0.1
M Crouch 127.6 Purvis 133.3 -1.5
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Smith 84.3 McNichols 87.1 -0.5
Games Above .500
Chance Will Make Playoffs