How are these numbers calculated?

Big Games

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

Week of 9/25100.0*Chance in playoffs100.0*Average seed
Regina 8 Calgary 72 +0.5
+0.1
UBC 29 Saskatchewan 45 +0.1
If winner is:HomeAway
Week of 10/2100.0*Chance in playoffs100.0*Average seed
Calgary vs SaskatchewanIn-0.0
+0.1-0.2

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-Lplayoffs123456Count
14-16In100121,503,316*
122-2In871331,524,965
101-3In25512226,003,243
80-497.4%09513830451,904
Total:100.0%9441000159,483,428

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs