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
Empire 1 Wave 3 +18.7
+1.1
Gulls2 9 Kings 5 +1.4
+0.1
Goldrush2 0 OC2 6 -1.4
-0.1
Flyers 0 Leafs 3 -0.7
Ducks 1 Mariners 4 +0.3
+0.1
Heat 4 OC1 4 -0.3
Week of 2/4100.0*Chance in playoffs100.0*Average seed
OC2 1 Wave 6 +17.6
+1.1
Wave 3 Goldrush1 6 -16.4
-0.9
OC1 1 Ducks 0 -3.2
-0.1
Mariners 3 Flyers 0 +2.4
+0.1
Bears 7 Kings 1 +1.8
+0.1
OC2 2 Heat 7 -1.7
Leafs 5 Gulls1 2 -0.8
-0.1
Leafs 1 Gulls2 0 -0.1
-0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910111213141516Count
170-0-0In142956110,281,136
Total:In142956110,281,136
Games Above .500
Chance Will Make Playoffs