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
Heat 4 OC1 4 -3.1
-0.2
Gulls2 9 Kings 5 +1.7
+0.1
Flyers 0 Leafs 3 +1.4
Empire 1 Wave 3 +1.1
+0.0
OC1 2 Kings 3 -0.7
+0.0
Goldrush2 0 OC2 6 -0.4
-0.0
Ducks 1 Mariners 4 +0.1
Week of 2/4100.0*Chance in playoffs100.0*Average seed
OC2 2 Heat 7 +22.0
+1.0
Mariners 3 Flyers 0 +6.4
+0.2
OC2 1 Wave 6 -4.5
-0.1
OC1 1 Ducks 0 -2.4
-0.1
Wave 3 Goldrush1 6 +2.2
+0.1
Bears 7 Kings 1 +0.9
+0.0
Leafs 5 Gulls1 2 -0.0
Leafs 1 Gulls2 0 -0.0

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910111213141516Count
170-0-0In98235,345,808
Total:In98235,345,808
Games Above .500
Chance Will Make Playoffs