How are these numbers calculated?

Big Games

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

Week of 7/6100.0*Chance in playoffs100.0*Average seed
Greg Ross 233 Mike Ball 155.25 -11.7
-0.7
Mike Campbell 205.67 Mike Jupp 141.33 +1.7
+0.1
Derryk Homma 210.25 Amar Bains 191.58 -1.4
Daryl Fowler 180.08 Jesse Mallette 178.67 -1.0
-0.1
Travis Porter 132.67 Aaron Yeung 172.67 -0.8
Chris Mackenzie 178.42 Dan Endacott 147.58 +0.4
If winner is:HomeAway
Week of 7/13100.0*Chance in playoffs100.0*Average seed
Mike Ball vs Travis Porter+9.8-9.8
+0.7-0.7
Aaron Yeung vs Amar Bains-1.9+1.9
Derryk Homma vs Jesse Mallette-1.3+1.3
Mike Jupp vs Chris Mackenzie-0.9+0.9
Greg Ross vs Mike Campbell-0.5+0.5
Daryl Fowler vs Dan Endacott-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs123456789101112Count
288-0In841456037,214
267-1100.0%0536441410281,604
246-294.302204428500983,278
225-342.30193339162001,968,093
204-43.50032041287002,454,474
183-50.0011035391311,966,850
162-6Out005304916985,352
141-7Out043759280,936
120-8Out099136,935
Total:24.1%0024711151716141048,994,736
Games Above .500
Chance Will Make Playoffs