How are these numbers calculated?

Big Games

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

Week of 3/20100.0*Average seed
Mayhem 8 Lumberjax 7 -0.2
Lumberjax 7 Mudflaps 5 +0.2
Venom B2 4 Farmers 5 +0.1
Rage 2 Leftovers B2 4 -0.1
If winner is:HomeHome OTTieAway OTAway
Leftovers B2 vs Moose-0.1-0.1+0.1+0.1+0.1
If winner is:HomeHome OTTieAway OTAway
Week of 3/27100.0*Average seed
Lumberjax vs Venom B2+0.5+0.5+0.4+0.2-0.6
Venom B2 vs River Pirates-0.1-0.1+0.1+0.1+0.1
Chiefs B2 vs Venom B2+0.1+0.1+0.1-0.1-0.1
Mad Dogs vs Leftovers B2+0.1+0.1+0.1-0.1-0.1
Mayhem vs Moose-0.1-0.0+0.1+0.0+0.0
Hawks vs Mayhem+0.0+0.0+0.1-0.0-0.1

What If

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

100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTTplayoffs12345678910111213Count
3110-00In10047,043
3000-01In9556,105
00-10In71292,382
2901-00In205522244,470
Total:In6426101100,000
Points
Chance Will Make Playoffs