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
Islanders 113.047 Ducks 131.598 +6.2
+0.8
Canucks 122.696 Coyotes 122.24 +1.7
-0.1
Oilers 142.703 Capitals 166.044 -0.8
-0.2
Flyers 135.333 North Stars 141.303 +0.7
Jets 91.559 Rangers 108.335 -0.7
Bruins 131.979 Blackhawks 119.466 -0.4
-0.2
Lightning 130.342 Devils 95.466 +0.1
Week of 2/27100.0*Chance in playoffs100.0*Average seed
Ducks 185.693 Lightning 134.659 +13.5
+0.8
Canucks 141.462 Bruins 124.063 -3.3
Oilers 162.424 Coyotes 164.588 -3.2
-0.2
Devils 118.912 Capitals 150.193 -3.0
-0.2
Sharks 195.778 Flyers 176.404 +2.3
+0.1
Rangers 154.234 Whalers 106.165 +0.2
If winner is:HomeAway
Week of 3/6100.0*Chance in playoffs100.0*Average seed
Ducks vs Blackhawks+17.1Out
+1.0-1.0
Coyotes vs Bruins-10.9+10.9
-0.3+0.3
Canucks vs Oilers-8.5+8.5
-0.3+0.3
Flyers vs Maple Leafs-8.5+8.5
-0.2+0.3
Lightning vs Capitals+7.9-7.9
+0.2-0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567891011121314151617181920Count
131-034.2%9263324811,887,664
120-1Out10011,880,496
Total:17.1%41317125423,768,160
Games Above .500
Chance Will Make Playoffs