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
Forrest 90 Tyler 78 -7.1
-0.6
Corey 96 Andrew 85 -2.2
-0.1
Mike 123 Kelsie 110 -1.1
Matt H. 97 Ramy 99 -0.3
-0.2
Matt W. 96 Kyle 79 +0.1
+0.1
Week of 11/17100.0*Chance in playoffs100.0*Average seed
Ramy 75 Tyler 116 +1.1
+0.9
Mike 75 Forrest 88 +0.5
Matt W. 95 Corey 69 +0.2
Kyle 53 Kelsie 105 +0.1
Matt H. 105 Andrew 94 +0.0
Week of 11/24100.0*Chance in playoffs100.0*Average seed
Tyler 77 Matt H. 59 +15.4
+1.5
Ramy 115 Mike 107 +7.8
-0.3
Kelsie 109 Corey 88 +5.7
-0.2
Forrest 87 Kyle 108 -0.6
Games Above .500
Chance Will Make Playoffs