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
Jackson 116.5 Snider 146.2 -23.0
-0.9
Van 176.7 Keegan 165.4 +2.3
+0.1
Kyle 144.2 Paul 176.1 -2.0
-0.0
Weezy 157.6 Scout 118.3 -1.3
-0.1
Willy 139 Corey 126.2 +0.4
Week of 11/27100.0*Chance in playoffs100.0*Average seed
Paul 159.2 Jackson 151.8 -26.2
-0.8
Corey 189.3 Keegan 169.1 +9.4
+0.2
Snider 159.1 Van 148.5 -4.5
-0.1
Kyle 175.7 Weezy 160.2 +2.4
If winner is:HomeAway
Week of 12/4100.0*Chance in playoffs100.0*Average seed
Jackson vs Van+16.5Out
+0.8-0.5
Keegan vs Paul+7.0-5.2
-0.1+0.1
Weezy vs Willy-2.7+6.5
-0.0+0.1
Scout vs Kyle+0.1-0.1
Snider vs Corey+0.1-0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
71-025.6%323631130,158,657
60-1Out195523354,713,563
Total:9.1%18353915284,872,220
Games Above .500
Chance Will Make Playoffs