How are these numbers calculated?

Big Games

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

Week of 7/13100.0*Chance in playoffs100.0*Average seed
West Auckland 1 Botany 4 +0.5
West Auckland 6 Botany 5 (ot)-0.2
Skycity 7 Canterbury 2 +0.1
Week of 7/20100.0*Chance in playoffs100.0*Average seed
Canterbury 5 Dunedin 1 Out
-0.1
Canterbury 4 Dunedin 5 +0.1

What If

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

100100100100100
If finish:Chance inBye ToChance will finish regular season at seed
TPW-OTL-OTplayoffsFinals12345Count
160-00-0OutNo1002,058,219,900
Total:OutNo1002,058,219,900
Points
Chance Will Make Playoffs