How are these numbers calculated?

Big Games

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

Week of 11/13100.0*Chance in playoffs100.0*Average seed
Eric 92.7 Ken 122 +18.8
+1.1
Jason 79 Kelly 101.4 -2.6
Gerard 122.2 Jon 101.9 -2.3
-0.1
Mike 96.8 Craig 78.6 +1.6
+0.1
Logan 81.5 Kyle 100.7 +0.4
-0.1
Garrett 91.7 Brian 112.8 -0.3
Week of 11/20100.0*Chance in playoffs100.0*Average seed
Ken 144.7 Logan 169.6 -23.0
-1.3
Kelly 95.6 Mike 80.9 -8.5
-0.1
Craig 133.5 Jason 77 -4.0
Jon 105.7 Kyle 72.1 -1.2
Garrett 117.3 Gerard 119.7 -0.9
If winner is:HomeAway
Week of 11/27100.0*Chance in playoffs100.0*Average seed
Jason vs KenOut+6.4
-0.5+0.5
Brian vs LoganOut+6.4
-0.2+0.2
Kelly vs JonOut+6.4
Craig vs Eric+0.2-0.2
+0.3-0.3

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
61-012.8%13236137,711,543
50-1Out50507,715,185
Total:6.4%612552615,426,728
Games Above .500
Chance Will Make Playoffs