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
Ice Sages 7 Diablos D2 1 +0.5
Puck Hounds 6 Nighthawks D2 1 +0.2
Chaos D2 5 Icedogs 6 -0.2
Northern Horde 3 Polar Bears 4 +0.1
If winner is:HomeHome OTTieAway OTAway
Week of 3/27100.0*Average seed
Blade Runners vs Ice Sages-0.8+0.1+0.1+0.7+0.7
Icedogs vs Puck Hounds-0.3-0.3+0.2+0.1+0.3
Nighthawks D2 vs Northern Horde+0.0-0.2+0.2-0.0-0.0

What If

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

100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTTplayoffs12345678910111213Count
2910-00In24542246,949
2800-01In44566,019
00-10In44562,342
2701-00In0534744,690
Total:In11293921100,000
Points
Chance Will Make Playoffs