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
Crowley 193.82 Sam 122.22 -13.3
-1.1
Jerry 104.48 Dave 177 -2.3
John 115.48 Mark 104.94 -2.3
-0.1
CR 107.24 Liam 92.48 -1.1
Lawlor 72.12 Valerio 121.6 -0.7
Jamie 135.68 Tyler 94.98 -0.2
-0.1
Week of 11/26100.0*Chance in playoffs100.0*Average seed
Jamie 120.12 Sam 113.58 -20.4
-1.1
Jerry 149.28 Tyler 99.78 -3.4
-0.1
CR 103.74 Mark 148.94 +1.7
+0.1
Dave 137.48 Valerio 130.12 -1.4
-0.0
Crowley 161.32 Liam 129.54 -0.2
-0.1
Lawlor 121.64 John 108.92 -0.1
If winner is:HomeTieAway
Week of 12/3100.0*Chance in playoffs100.0*Average seed
Jerry vs SamOutOut+38.4
-0.9-0.9+1.0
John vs Valerio+7.7+4.9-7.3
-0.0+0.4+0.0
Lawlor vs CR-4.0+1.4+4.1
-0.1+0.1+0.1
Dave vs Tyler-1.3+0.5+1.4
-0.1+0.0+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs123456789101112Count
71-0-075.6%313263323139,264,726
6.50-0-1Out49482796,092
60-1-0Out4749439,665,806
Total:37.2%1613163625279,726,624
Games Above .500
Chance Will Make Playoffs