How are these numbers calculated?

Big Games

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

Week of 2/7100.0*Average seed
Trails West Red 3 Bow Valley 0 -0.5
Springbank 4 Blackfoot 0 +0.1
Simons Valley 3 Northwest 6 +0.1
Blackfoot 0 Trails West White 4 +0.1
McKnight 0 Glenlake 4 +0.1
If winner is:HomeAway
Bow Valley vs Bow River+0.4-0.4
If winner is:HomeAway
Week of 2/13100.0*Average seed
Knights Grey vs Bow Valley-0.4+0.4
Simons Valley vs Crowfoot-0.2+0.2
Glenlake vs Simons Valley+0.2-0.2
Knights White vs Blackfoot+0.1-0.1
Southwest vs Blackfoot+0.1-0.1
McKnight vs Trails West Red-0.1+0.1
Trails West White vs McKnight+0.1-0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance inPresChance will finish regular season at seed
TPWL-OTTplayoffsTrophy1234567891011121314Count
830-00InNo14473710884,464
621-00InNo4494242,649,929
412-00InNo446502,645,335
203-00InNo694885,412
Total:InNo272534327,065,140
Points
Chance Will Make Playoffs