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
OC2 3 Flyers 2 In
+0.6
Wave 4 Heat 0 +0.3
-0.1
OC1 3 Gulls1 3 +0.0
Leafs 8 Kings 3 -0.2
If winner is:HomeTieAway
Week of 3/4100.0*Chance in playoffs100.0*Average seed
Gulls1 vs OC2-1.0-0.3+0.4
Ducks vs Wave+0.3+0.0-0.1
Gulls2 vs OC1+0.2+0.1-0.1

What If

Chances based on how well the OC2 finish out the regular season.   Explain

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910111213141516Count
191-0-0In10022,857,372
180-0-1In31694,314,440
170-1-0In843498,817,196
Total:In69191235,989,008
Games Above .500
Chance Will Make Playoffs