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
Chris Mackenzie 178.42 Dan Endacott 147.58 +0.6
+0.4
Derryk Homma 210.25 Amar Bains 191.58 +0.1
Daryl Fowler 180.08 Jesse Mallette 178.67 -0.1
If winner is:HomeAway
Week of 7/13100.0*Chance in playoffs100.0*Average seed
Mike Jupp vs Chris Mackenzie-1.5+1.8
-0.4+0.5
Aaron Yeung vs Amar Bains-0.3+0.5
+0.0-0.1
Mike Ball vs Travis Porter-0.1+0.2
Derryk Homma vs Jesse Mallette-0.2+0.1
Daryl Fowler vs Dan Endacott+0.1-0.1
-0.1+0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs123456789101112Count
268-0100.0%022355192017,099
247-190.30114138900159,623
226-233.900529441920961,326
205-31.80021741337003,206,044
184-40.001936421206,483,673
163-5Out006345378,142,038
142-6Out00656386,201,785
121-7Out023772,622,288
100-8Out397476,716
Total:1.9%000001471422331928,270,592
Games Above .500
Chance Will Make Playoffs