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 +11.0
+0.1
Mariners 6 Wave 6 -2.2
-0.1
Week of 2/28100.0*Chance in playoffs100.0*Average seed
Mariners 2 OCHC2 1 +18.7
+0.4
Wave 4 Ducks 6 +6.1
+0.2
OCHC1 7 Kings 0 +0.1
If winner is:HomeTieAway
Week of 3/5100.0*Chance in playoffs100.0*Average seed
Wave vs Kings-0.3+0.2+0.2
Mariners vs Wildcats+0.2+0.1-0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910Count
121-0-0In10015,714,239
110-0-1In9192,005,668
100-1-0In534715,716,433
Total:In772333,436,340
Games Above .500
Chance Will Make Playoffs