How are these numbers calculated?

Big Games

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

Week of 10/11100.0*Chance in playoffs100.0*Average seed
Jason Rowe 62 Kyle Crew 55 +12.9
+1.0
Matt Aman 132 jason henson 93 -0.6
Jake Gabrielson 93 Trevor Swem 76 +0.5
Jeff Klank 127 Jonathan Ren 142 +0.2
chris zaitonia 101 anthony paul 94 -0.2
If winner is:HomeAway
Week of 10/18100.0*Chance in playoffs100.0*Average seed
Trevor Swem vs Jason Rowe-13.5+13.5
-1.0+1.0
Paul Payne vs Jake Gabrielson-0.9+0.9
anthony paul vs Jeff Klank+0.5-0.5
chris zaitonia vs Tim Kanasty-0.5+0.5
Jonathan Ren vs jason henson-0.5+0.5

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
118-0In973029,334
107-1In772210220,700
96-2In334718200772,532
85-399.9%3193729102001,545,373
74-483.1004173230143001,929,786
63-512.5002112734215001,545,376
52-60.00182638234772,347
41-7Out02144539220,589
30-8Out01168329,099
Total:61.8%7101111111110986427,065,136
Games Above .500
Chance Will Make Playoffs