September 30, 2015

ITM Cup Predictions for Round 8

Team Ratings for Round 8

The basic method is described on my Department home page.

Here are the team ratings prior to this week’s games, along with the ratings at the start of the season.

Current Rating Rating at Season Start Difference
Taranaki 10.96 7.70 3.30
Canterbury 10.82 10.90 -0.10
Tasman 10.14 12.86 -2.70
Auckland 6.95 5.14 1.80
Hawke’s Bay 4.24 -0.57 4.80
Wellington 3.91 -4.62 8.50
Counties Manukau 2.45 7.86 -5.40
Otago 1.46 -4.84 6.30
Waikato -4.82 -6.96 2.10
Bay of Plenty -5.27 -9.77 4.50
Manawatu -7.01 -1.52 -5.50
North Harbour -9.60 -10.54 0.90
Southland -11.20 -6.01 -5.20
Northland -17.01 -3.64 -13.40

 

Performance So Far

So far there have been 54 matches played, 38 of which were correctly predicted, a success rate of 70.4%.
Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Canterbury vs. Waikato Sep 23 18 – 17 24.30 TRUE
2 Hawke’s Bay vs. Auckland Sep 24 17 – 12 0.50 TRUE
3 Northland vs. Bay of Plenty Sep 25 5 – 37 -2.40 TRUE
4 Counties Manukau vs. Tasman Sep 26 42 – 33 -6.50 FALSE
5 Otago vs. Southland Sep 26 61 – 7 8.50 TRUE
6 Manawatu vs. North Harbour Sep 26 31 – 17 5.00 TRUE
7 Waikato vs. Wellington Sep 27 14 – 21 -6.30 TRUE
8 Canterbury vs. Taranaki Sep 27 21 – 24 7.50 FALSE

 

Predictions for Round 8

Here are the predictions for Round 8. The prediction is my estimated expected points difference with a positive margin being a win to the home team, and a negative margin a win to the away team.

Game Date Winner Prediction
1 Wellington vs. Hawke’s Bay Sep 30 Wellington 3.70
2 North Harbour vs. Otago Oct 01 Otago -7.10
3 Waikato vs. Counties Manukau Oct 02 Counties Manukau -3.30
4 Tasman vs. Canterbury Oct 03 Tasman 3.30
5 Manawatu vs. Taranaki Oct 03 Taranaki -14.00
6 Auckland vs. Northland Oct 03 Auckland 28.00
7 Southland vs. Hawke’s Bay Oct 04 Hawke’s Bay -11.40
8 Bay of Plenty vs. Wellington Oct 04 Wellington -5.20

 

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David Scott obtained a BA and PhD from the Australian National University and then commenced his university teaching career at La Trobe University in 1972. He has taught at La Trobe University, the University of Sheffield, Bond University and Colorado State University, joining the University of Auckland, based at Tamaki Campus, in mid-1995. He has been Head of Department at La Trobe University, Acting Dean and Associate Dean (Academic) at Bond University, and Associate Director of the Centre for Quality Management and Data Analysis at Bond University with responsibility for Short Courses. He was Head of the Department of Statistics in 2000, and is a past President of the New Zealand Statistical Assocation. See all posts by David Scott »