How are these numbers calculated?

Big Games

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

Week of 2/10100.0*Average seed
Niagara Falls 48 Moscow 55.5 +0.3
Quebec 65.4 Karlstad 55.3 +0.2
Hidden Valley 66.6 Manchester 38.2 -0.0
Week of 2/17100.0*Average seed
Moscow 48.4 Quebec 45.8 -0.5
Nottingham 48.3 Niagara Falls 34.3 +0.4
Innsbruck 37 Hidden Valley 71.8 -0.0
If winner is:HomeTieAway
Week of 2/24100.0*Average seed
Quebec vs Nottingham+0.5+0.2-0.5
Niagara Falls vs Manchester-0.4+0.3+0.6

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
261-0-0In564422,039,624
250-0-1In40601,550,614
240-1-0In529322,046,754
Total:In3116845,636,992
Games Above .500
Chance Will Make Playoffs