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
Goldrush2 0 OC2 6 -0.4
+0.0
Gulls2 9 Kings 5 +0.4
Flyers 0 Leafs 3 -0.3
Heat 4 OC1 4 +0.3
Empire 1 Wave 3 +0.1
Ducks 1 Mariners 4 +0.1
+0.1
OC1 2 Kings 3 -0.1
Week of 2/4100.0*Chance in playoffs100.0*Average seed
Leafs 5 Gulls1 2 -3.9
-0.8
OC1 1 Ducks 0 -0.6
+0.1
Wave 3 Goldrush1 6 +0.5
Bears 7 Kings 1 +0.5
+0.1
Mariners 3 Flyers 0 +0.5
-0.1
OC2 1 Wave 6 -0.2
OC2 2 Heat 7 -0.2
Leafs 1 Gulls2 0 +0.2
Goldrush2 1 Oilers 9 +0.0

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
91-0-0Out1004,526,156
7-8Out1005,754,980*
Total:Out445610,281,136

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs