How are these numbers calculated?

Big Games

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

Week of 11/20100.0*Chance in playoffs100.0*Average seed
Weezy 157.6 Scout 118.3 +5.6
+0.4
Van 176.7 Keegan 165.4 +0.7
Kyle 144.2 Paul 176.1 -0.5
Jackson 116.5 Snider 146.2 -0.4
Willy 139 Corey 126.2 +0.2
Week of 11/27100.0*Chance in playoffs100.0*Average seed
Kyle 175.7 Weezy 160.2 -7.5
-0.8
Corey 189.3 Keegan 169.1 +1.3
+0.1
Snider 159.1 Van 148.5 -0.5
Paul 159.2 Jackson 151.8 +0.5
If winner is:HomeAway
Week of 12/4100.0*Chance in playoffs100.0*Average seed
Weezy vs WillyIn-11.0
+0.4-1.0
Jackson vs Van-5.1+2.8
+0.2-0.1
Keegan vs Paul-0.9+0.7
+0.1-0.1
Snider vs Corey-0.2+0.5

What If

Chances based on how well the Weezy finish out the regular season.   Explain

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
81-0In63552760,117,578
70-184.4%216314124,754,642
Total:95.5%42443244084,872,220
Games Above .500
Chance Will Make Playoffs