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
Metheny 113 M Crouch 119.4 -18.3
-0.8
Lippincott 124.4 Salsberry 80.3 -4.8
-0.1
Smith 146 S Crouch 137 +2.2
Purvis 88.1 McNichols 126.2 -1.8
Flores 137.9 Lassiter 162.9 +1.3
Week of 11/17100.0*Chance in playoffs100.0*Average seed
Salsberry 116.8 Metheny 115.8 -19.1
-0.8
Lassiter 132.7 Smith 106.6 +5.4
+0.2
McNichols 126 Flores 96.8 -5.4
-0.1
M Crouch 127.6 Purvis 133.3 -1.7
S Crouch 94.8 Lippincott 100.4 +0.8
+0.1
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Metheny 133.7 S Crouch 187 -0.8
Smith 84.3 McNichols 87.1 +0.2
Games Above .500
Chance Will Make Playoffs