How are these numbers calculated?

Big Games

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

If winner is:HomeHome OTAway OTAway
Week of 9/6100.0*Chance in playoffs100.0*Average seed
Hitmen vs QCRaiders-37.5-37.6InIn
-0.6-0.6+0.6+0.6
Spartans vs Threat-12.5-12.6+12.7+12.5
-0.1-0.1+0.1+0.1

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
32-0In1006,009,082
21-175.0%752512,003,992
10-2Out1006,006,422
Total:62.5%25373724,019,496
Games Above .500
Chance Will Make Playoffs