How are these numbers calculated?

Big Games

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

Week of 1/28100.0*Chance in playoffs100.0*Average seed
Gulls2 9 Kings 5 +0.1
Heat 4 OC1 4 +0.1
Flyers 0 Leafs 3 -0.1
Goldrush2 0 OC2 6 +0.0
OC1 2 Kings 3 -0.1
Ducks 1 Mariners 4 +0.1
Week of 2/4100.0*Chance in playoffs100.0*Average seed
Leafs 5 Gulls1 2 -1.2
-0.4
Mariners 3 Flyers 0 +0.4
-0.1
OC2 2 Heat 7 -0.3
OC1 1 Ducks 0 -0.2
+0.1
OC2 1 Wave 6 -0.2
Wave 3 Goldrush1 6 +0.1
Bears 7 Kings 1 +0.1
+0.0
Leafs 1 Gulls2 0 +0.1

What If

Chances based on how well the Gulls1 finish out the regular season.   Explain

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910111213141516Count
91-0-0Out10013,649,099
7-8Out10021,696,709*
Total:Out396135,345,808

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs