How are these numbers calculated?

Big Games

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

Week of 1/22100.0*Chance in playoffs100.0*Average seed
Swarm 14 Mammoth 15 -8.2
-0.8
Rush 11 Bandits 7 -2.0
-0.1
Wings 11 Mammoth 12 -1.9
-0.1
Roughnecks 15 Stealth 16 +1.3
Stealth 13 Bandits 11 -0.6
-0.1
Week of 1/29100.0*Chance in playoffs100.0*Average seed
Bandits 11 Swarm 7 -6.8
-0.6
Mammoth 11 Stealth 12 +1.1
Rush 14 Roughnecks 11 +1.1

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011Count
50-0In10010,000,000
Total:In10010,000,000
Games Above .500
Chance Will Make Playoffs