How are these numbers calculated?

Big Games

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

Week of 2/25100.0*Chance in playoffs100.0*Average seed
Vegas Golden Kn 191.663 Toronto Maple L 168.216 +0.5
Chicago Blackha 136.451 Dallas Stars 155.815 +0.5
+0.6
Hartford Whalers 144.038 Colorado Rockies 206.913 -0.2
-0.1
Boston Bruins 195.016 Edmonton Oilers 183.911 +0.1
+0.1
New York Rangers 190.784 Ottawa Senators 154.479 +0.2
Anaheim Ducks 172.332 Vancouver Canucks 98.577 -0.1
Tampa Bay Light 175.161 California Gold 190.095 -0.1
Week of 3/4100.0*Chance in playoffs100.0*Average seed
Dallas Stars 113.22 Boston Bruins 164.459 Out
-0.7
Toronto Maple L 149.569 Hartford Whalers 125.843 Out
Colorado Rockies 142.167 Minnesota North 205.462 +1.3
+0.1
Edmonton Oilers 167.302 California Gold 136.507 -0.3
-0.1
Ottawa Senators 135.733 Vegas Golden Kn 145.926 -0.1
+0.2
Anaheim Ducks 150.745 New Jersey Devils 166.517 +0.1
If winner is:HomeAway
Week of 3/11100.0*Chance in playoffs100.0*Average seed
California Gold vs Dallas Stars-0.4+0.4
Edmonton Oilers vs New Jersey Devils-0.1+0.1
Montreal Canadi vs Ottawa Senators+0.1-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314151617181920Count
121-0Out25754,498,548
110-1Out50504,496,172
Total:Out1362258,994,720
Games Above .500
Chance Will Make Playoffs