How are these numbers calculated?

Big Games

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

Week of 10/1100.0*Chance in playoffs100.0*Average seed
North Harbour 32 Otago 39 -6.4
+0.1
If winner is:HomeDrawAway
Southland vs Hawke’s Bay+6.4OutOut
+0.2-0.2-0.2
Bay of Plenty vs WellingtonOut+4.3+6.1
-0.1+0.0+0.1
If winner is:HomeDrawAway
Week of 10/8100.0*Chance in playoffs100.0*Average seed
Canterbury vs SouthlandOutOut+6.4
-0.2-0.2+0.2
Otago vs Bay of Plenty+6.1+4.4Out
+0.1+0.0-0.1
North Harbour vs Northland-0.1-0.1+0.1

What If

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

100100100100100100100
If finish:Chance inChance will finish regular season at seedRelegated to
TPW-OTLDplayoffs1234567ChampionshipCount
182-00025.6%2674No3,745,977
14-16Out100No7,714,062*
120-011Out5149No216,897
100-020Out4951No3,749,812
Total:6.2%68113No15,426,748

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

Week of 10/1100.0*Lottery seed
Manawatu 10 Taranaki 44 -0.2
Waikato 9 Counties Manukau 30 -0.1
If winner is:HomeDrawAway
Southland vs Hawke’s Bay-0.8+0.2+0.8
Bay of Plenty vs Wellington+0.1-0.1-0.1
If winner is:HomeDrawAway
Week of 10/8100.0*Lottery seed
Canterbury vs Southland+0.8+0.2-0.8
Wellington vs Manawatu-0.2-0.2+0.3
Hawke’s Bay vs Waikato-0.3+0.2+0.2
North Harbour vs Northland+0.1+0.1-0.1
Otago vs Bay of Plenty-0.1-0.1+0.1

What If

100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TPW-OTLD1234567891011121314
182-0002674
161-0015149
141-010255025
0-002255124
120-011255025
100-0204951
Total:631252513