How are these numbers calculated?

Big Games

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

Week of 2/23100.0*Chance in playoffs100.0*Average seed
ANA 42 ADK 61 +1.0
+1.0
MIN 55 MTL 51 +0.6
CHI 64 HFD 60 +0.5
+0.1
OSA 59 OTW 56 +0.3
BRM 47 DET 32 -0.2
-0.1
KEL 55 PHI 43 +0.2
QUE 53 WPG 37 +0.1
Week of 3/2100.0*Chance in playoffs100.0*Average seed
ADK 57 VIC 36 +4.9
+0.7
MTL 71 DET 36 -3.1
-0.1
HFD 96 KEL 63 -1.9
-0.2
OTW 59 BRM 66 +0.6
-0.1
CHI 71 PHI 51 +0.1
BUR 55 ANA 57 -0.1
QUE 67 EDM 62 +0.1
If winner is:HomeTieAway
Week of 3/9100.0*Chance in playoffs100.0*Average seed
HFD vs OTWOut+0.0Out
+0.0-0.4+0.0
WPG vs ADKOutOut+0.0
-0.6-0.5+0.7
BRM vs VICOut+0.0+0.0
-0.2-0.1+0.3

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTL-OTTplayoffs123456789101112131415161718Count
231-00-000.0%0445157,230,353
220-00-01Out017821,607,587
210-01-00Out1007,231,980
Total:0.0%020255616,069,920
Points
Chance Will Make Playoffs