How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Thursday, 10/22100.0*Average seed
Monroe 1 Stanwood 0 -0.4
Snohomish 1 Everett 3 +0.2
Cascade 2 Marysville 1 +0.1
If winner is:HomeDrawAway
Tuesday, 10/27100.0*Average seed
Stanwood vs Lake Stevens+0.5-0.2-0.3
Marysville vs Snohomish-0.0+0.1-0.0

What If

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

100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456789RelegatedCount
262-0-0In6436No3,953,869
241-1-0In86032No5,482,008
231-0-1In25246No7,895,266
220-2-0In2773No1,906,687
20-21In100No9,440,265*
Total:In113257No28,678,095

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs