How are these numbers calculated?

Big Games

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

Week of 1/27100.0*Chance in playoffs100.0*Average seed
Rush 16 Stealth 12 -9.3
-0.3
Stealth 12 Swarm 14 -6.4
-0.2
Roughnecks 12 Mammoth 8 +0.9
If winner is:HomeAway
Week of 2/3100.0*Chance in playoffs100.0*Average seed
Mammoth vs Swarm-3.6+3.6
-0.1+0.1
Roughnecks vs Rush+0.7-0.7

What If

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

100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345Count
1412-0In1000513,968
1311-1In9912,901,879
1210-2In919015,944,665
119-3100.0%70291053,092,719
108-499.93554110119,403,042
97-595.7847404191,012,051
86-672.91165627222,800,478
75-736.0023464190,981,511
64-810.901189119,398,698
53-91.9029853,090,261
42-100.1010015,942,946
2-3Out1003,415,616*
Total:62.7%11213037988,497,834

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs