How are these numbers calculated?

Big Games

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

Week of 11/22100.0*Chance in playoffs100.0*Average seed
Hugh 58 Greg 91 +24.3
+1.2
Kelly 130 Clark 76 +2.8
+0.1
Barret 73 Brandon 95 -2.5
-0.2
Chris 68 Dale 100 +2.5
+0.2
Bertram 101 Paul 70 -1.3
-0.1
Week of 11/29100.0*Chance in playoffs100.0*Average seed
JJ 68 Greg 69 In
+1.5
Bertram 72 Justin 113 +1.6
+0.1
Barret 105 Clark 93 +1.3
+0.2
Chris 113 Paul 108 -0.8
-0.2
Hugh 106 Brandon 74 +0.7
-0.1
If winner is:HomeAway
Week of 12/6100.0*Chance in playoffs100.0*Average seed
Greg vs Bertram+0.7-0.7
Brandon vs JJ+0.2-0.3
Clark vs Hugh+0.2-0.2
Justin vs Chris+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
81-0In1007,071,314
70-1In133837127,069,030
Total:In561919614,140,344
Games Above .500
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 11/22100.0*Lottery seed
Hugh 58 Greg 91 -1.2
Chris 68 Dale 100 -0.2
Barret 73 Brandon 95 +0.2
Kelly 130 Clark 76 -0.1
Bertram 101 Paul 70 +0.1
Week of 11/29100.0*Lottery seed
JJ 68 Greg 69 -1.4
Chris 113 Paul 108 +0.2
Barret 105 Clark 93 -0.2
Bertram 72 Justin 113 -0.1
Hugh 106 Brandon 74 +0.1
If winner is:HomeAway
Week of 12/6100.0*Lottery seed
Greg vs Bertram-0.7+0.7
Brandon vs JJ-0.2+0.3
Clark vs Hugh-0.2+0.2
Justin vs Chris-0.2+0.2

What If

100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L123456789101112
81-0100
70-113383712
Total:5619196