How are these numbers calculated?

Big Games

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

Week of 10/7100.0*Chance in playoffs100.0*Average seed
Ben 10 Luke 7 +0.1
-0.0
If winner is:HomeAway
Harm vs Josh-8.1+5.4
-0.7+0.5
Brad vs RJ+0.6-0.4
Maury vs CL-0.3+0.1
+0.1-0.0
Brian vs Hoss-0.1+0.0
+0.1-0.0
If winner is:HomeAway
Week of 10/14100.0*Chance in playoffs100.0*Average seed
Maury vs Josh-9.1+4.1
-0.8+0.4
Vern vs Luke-0.7+1.3
-0.0+0.1
Harm vs RJ-0.4+0.6
Brad vs Brian+0.4-0.3
CL vs Dumas-0.3+0.2
Ben vs Hoss+0.1-0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1310-0In10041,979
129-1In9280317,327
118-2In56385001,100,720
107-3In1343358102,201,409
96-4100.0%19344015102,805,124
85-596.50042544233002,384,299
74-660.7021742327001,373,531
63-79.8019343815200527,801
52-80.10422402860130,052
41-9Out01123940818,616
30-10Out0344533,358
Total:88.5%11151718161163110010,904,216
Games Above .500
Chance Will Make Playoffs