How are these numbers calculated?

Big Games

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

Week of 11/19100.0*Chance in playoffs100.0*Average seed
John 115.48 Mark 104.94 +16.7
+1.0
Jerry 104.48 Dave 177 -1.5
-0.1
CR 107.24 Liam 92.48 -1.3
-0.1
Lawlor 72.12 Valerio 121.6 -0.6
-0.0
Crowley 193.82 Sam 122.22 +0.4
+0.0
Jamie 135.68 Tyler 94.98 -0.3
+0.0
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Lawlor 121.64 John 108.92 -26.0
-1.2
Jamie 120.12 Sam 113.58 +4.5
+0.2
Jerry 149.28 Tyler 99.78 -4.5
-0.2
Dave 137.48 Valerio 130.12 -3.3
-0.1
CR 103.74 Mark 148.94 +3.3
+0.2
Crowley 161.32 Liam 129.54 -0.1
-0.1
If winner is:HomeTieAway
Week of 12/3100.0*Chance in playoffs100.0*Average seed
John vs Valerio+7.7OutOut
+0.6-0.5-0.6
Jerry vs Sam+4.1+4.3-4.2
+0.2+0.2-0.2
Lawlor vs CR-1.1+0.1+1.1
+0.2+0.2-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
71-0-014.7%00213483738,150,509
6.50-0-1Out36630796,492
60-1-0Out1613940,779,623
Total:7.0%001624492079,726,624
Games Above .500
Chance Will Make Playoffs