How are these numbers calculated?

Big Games

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

Week of 2/21100.0*Chance in playoffs100.0*Average seed
Eric Rocha 2 Travis Porter 4 -1.2
-0.7
Jamie Fowler 0 Aaron Yeung 5 +0.3
Kevin Thompson 1 Kris Biggs 5 -0.3
+0.1
Brent Botchar 3 Jeff Cullum 1 +0.1
Mike Ball 2 Bryan Fisher 4 -0.1
Daryl Fowler 5 Jesse Mallette 1 -0.1
Mike Campbell 0 Taylor Armstrong 6 +0.1
If winner is:HomeAway
Week of 2/28100.0*Chance in playoffs100.0*Average seed
Eric Rocha vs Jesse Mallette+0.5-0.5
Kevin Thompson vs Bryan Fisher-0.1+0.1
Mike Ball vs Amar Bains-0.1+0.1
Daryl Fowler vs Mike Campbell-0.1+0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910111213141516Count
183-0-0Out104438801,529,055
162-1-0Out429452104,575,354
141-2-0Out011666174,578,862
120-3-0Out1773101,527,465
Total:Out1716243515112,210,736
Games Above .500
Chance Will Make Playoffs