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
Van 176.7 Keegan 165.4 -13.9
-0.7
Kyle 144.2 Paul 176.1 -2.3
-0.1
Jackson 116.5 Snider 146.2 -1.1
Weezy 157.6 Scout 118.3 -1.0
-0.1
Willy 139 Corey 126.2 +0.7
Week of 11/27100.0*Chance in playoffs100.0*Average seed
Corey 189.3 Keegan 169.1 -23.0
-0.8
Snider 159.1 Van 148.5 -4.5
-0.2
Kyle 175.7 Weezy 160.2 +2.5
+0.1
Paul 159.2 Jackson 151.8 -1.4
If winner is:HomeAway
Week of 12/4100.0*Chance in playoffs100.0*Average seed
Keegan vs Paul+49.1Out
+1.1-0.8
Jackson vs Van-10.9+6.0
-0.3+0.2
Weezy vs Willy-0.4+1.0
-0.1+0.1
Scout vs Kyle+0.1-0.1
Snider vs Corey+0.0-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
71-085.7%127414036,291,427
60-1Out325016248,580,793
Total:36.6%53224299184,872,220
Games Above .500
Chance Will Make Playoffs