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
Willy 139 Corey 126.2 -2.5
-0.9
Van 176.7 Keegan 165.4 +0.5
Kyle 144.2 Paul 176.1 -0.3
+0.0
Weezy 157.6 Scout 118.3 -0.1
+0.1
Jackson 116.5 Snider 146.2 -0.1
Week of 11/27100.0*Chance in playoffs100.0*Average seed
Corey 189.3 Keegan 169.1 +0.8
Kyle 175.7 Weezy 160.2 -0.2
If winner is:HomeAway
Week of 12/4100.0*Chance in playoffs100.0*Average seed
Snider vs Corey-0.4+0.9
Weezy vs Willy+0.1-0.3
Jackson vs Van-0.1+0.0

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
61-0Out620472824,746,860
50-1Out115529560,125,360
Total:Out26214721484,872,220
Games Above .500
Chance Will Make Playoffs