How are these numbers calculated?

Big Games

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

Week of 2/20100.0*Chance in playoffs100.0*Average seed
Ducks 8 Kings 1 +5.9
+0.1
Mariners 6 Wave 6 -2.6
-0.1
Week of 2/28100.0*Chance in playoffs100.0*Average seed
Wave 4 Ducks 6 -16.5
-0.3
Mariners 2 OCHC2 1 -8.3
-0.2
OCHC1 7 Kings 0 +2.8
If winner is:HomeTieAway
Week of 3/5100.0*Chance in playoffs100.0*Average seed
Wave vs KingsInInOut
+0.7+0.2-0.8
Mariners vs Wildcats-0.2-0.1+0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910Count
111-0-0In485215,712,302
100-0-1In1002,005,817
90-1-0Out10015,718,221
Total:53.0%23304733,436,340
Games Above .500
Chance Will Make Playoffs