How are these numbers calculated?

Big Games

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

Week of 2/25100.0*Average seed
Mariners 0 Gulls2 3 -1.0
OC1 3 Gulls1 3 -0.1
Oilers 7 Ducks 1 +0.0
Leafs 8 Kings 3 +0.0
Week of 3/4100.0*Average seed
Kings 6 Mariners 5 -0.1
If winner is:HomeTieAway
Ducks vs Wave-0.8+0.2+0.2

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910111213141516Count
70-0-0Out811935,989,008
Total:Out811935,989,008
Games Above .500
Chance Will Make Playoffs