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
Derryk Homma 210.25 Amar Bains 191.58 +10.4
+0.6
Mike Campbell 205.67 Mike Jupp 141.33 +1.6
Greg Ross 233 Mike Ball 155.25 +1.1
Daryl Fowler 180.08 Jesse Mallette 178.67 -1.0
Travis Porter 132.67 Aaron Yeung 172.67 -0.8
Chris Mackenzie 178.42 Dan Endacott 147.58 +0.3
If winner is:HomeAway
Week of 7/13100.0*Chance in playoffs100.0*Average seed
Derryk Homma vs Jesse Mallette+7.8-7.8
+0.6-0.6
Aaron Yeung vs Amar Bains-1.4+1.4
-0.1+0.1
Mike Ball vs Travis Porter-0.9+0.9
Mike Jupp vs Chris Mackenzie-0.8+0.8
Daryl Fowler vs Dan Endacott-0.3+0.3
Greg Ross vs Mike Campbell-0.2+0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs123456789101112Count
328-0In8217037,145
307-1In474580281,168
286-2In114439600982,826
265-3100.0%11043388001,967,275
244-499.2008394111102,455,776
223-578.20053142193001,968,418
202-616.2021537341110983,524
181-70.100320422960281,508
160-8Out00735471037,096
Total:82.3%39162120148531008,994,736
Games Above .500
Chance Will Make Playoffs