How are these numbers calculated?

Big Games

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

Week of 2/11100.0*Chance in playoffs100.0*Average seed
Travis 271.3 Andrew 179.05 -4.0
-0.7
Fabian 225.85 Chay 219.2 +1.5
+0.0
Mason 204.8 Richard 221.2 +0.9
+0.1
Michael 149.45 Joe 156.05 -0.3
-0.1
If winner is:HomeTieAway
Week of 2/18100.0*Chance in playoffs100.0*Average seed
Richard vs Andrew-1.3-1.3+1.2
-0.7-0.3+0.6
Trevor vs Chay+0.2+0.1-1.2
Mason vs Joe+0.1+0.5-0.1
-0.1+0.2+0.1
Travis vs Fabian-0.4+0.1+0.1
-0.2+0.0+0.0

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910Count
203-0-025.5%25551822,997,406
192-0-11.512442294931,120
182-1-00.911740367018,080,335
1-0-2Out1114740185,756
171-1-1Out08414743,129,957
0-0-3Out11721702,476
161-2-0Out053453927,382,714
0-1-2Out861310128,893
150-2-1Out5474812,173,167
140-3-0Out22869111,950,796
Total:1.4%1714263318066,862,620
Games Above .500
Chance Will Make Playoffs