How are these numbers calculated?

Big Games

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

Week of 9/8100.0*Chance in playoffs100.0*Home Quarterfinal100.0*Relegated100.0*Average seed
Otago 30 Tasman 27 -5.9
-7.0
+0.1
-0.2
Counties Manukau 27 Wellington 28 +4.0
-1.6
+0.1
Taranaki 30 Southland 14 -1.5
-0.5
-0.0
North Harbour 29 Manawatu 25 +1.4
If winner is:HomeDrawAway
Auckland vs Waikato+1.0+3.0-2.0
-0.2+2.6+0.2
+0.0+0.1-0.0
Canterbury vs Hawke’s Bay-0.2+0.8+2.3
-0.2+0.9+2.6
-0.0+0.2+0.3
-0.0+0.0+0.1
Counties Manukau vs Taranaki+1.0+0.7-0.7
+1.8+1.3-1.3
If winner is:HomeDrawAway
Week of 9/15100.0*Chance in playoffs100.0*Home Quarterfinal100.0*Relegated100.0*Average seed
Tasman vs Northland+3.8-6.9-25.1
+1.7-4.7-10.6
-0.2+0.1+1.6
+0.1-0.2-0.7
Waikato vs Taranaki-1.6+3.6+1.3
+0.3+2.2-0.3
-0.0+0.1+0.0
Manawatu vs Canterbury+1.3+0.1-0.6
+1.0+0.1-0.5
+0.1+0.0-0.0
Auckland vs Counties Manukau-0.0+0.2+0.0
-1.0+1.8+2.2
Otago vs North Harbour+0.1-0.1-0.8
Wellington vs Bay of Plenty-0.7+0.8+2.6
Southland vs Bay of Plenty+0.2+0.2-0.1
+0.1-0.0-0.1

What If

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

100100100100100100100
If finish:Chance inHomeChance will finish regular season at seed
TPW-OTLDplayoffsQuarterfinal1234567RelegatedCount
326-000In98.5%3555100No24,743,328
305-001100.0%91.319602010No5,953,684
285-01098.846.7328491910No124,348,693
4-00299.554.643449131No580,237
264-01196.819.5117503030No23,257,847
3-00397.020.3117502930No29,413
244-02068.00.60116513110No220,462,983
3-01271.30.9011852281No1,687,002
2-00477.81.112354211No823
223-02147.50.0006414570No30,680,004
2-01350.30.00743446No59,996
1-00581.3No1369136No16
203-03011.20.0001159300No173,213,485
2-02211.4No001158300No1,561,961
1-01411.9No01256320No1,014
182-0313.0No03395710.0%16,924,813
1-0234.0No0443521No34,830
0-015OutNo432929No7
162-0400.2No00197650.063,363,498
1-0320.1No0177850.1541,310
0-024OutNo17803No296
141-0410.0No0479171.63,916,937
0-033OutNo580151.55,580
121-050OutNo1673214.910,444,328
0-042OutNo0673315.959,529
100-051OutNo0435756.8310,515
80-060OutNo217991.3744,931
Total:51.6%13.4%281625291810.4%702,927,060
Points
Chance Will Make Playoffs