March 13, 2018

Super 15 Predictions for Round 5

Team Ratings for Round 5

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
Hurricanes 16.02 16.18 -0.20
Crusaders 15.45 15.23 0.20
Lions 11.98 13.81 -1.80
Highlanders 10.18 10.29 -0.10
Chiefs 8.60 9.29 -0.70
Blues 1.32 -0.24 1.60
Sharks 1.27 1.02 0.30
Stormers 0.68 1.48 -0.80
Brumbies -1.72 1.75 -3.50
Waratahs -3.37 -3.92 0.50
Bulls -4.20 -4.79 0.60
Jaguares -4.49 -4.64 0.20
Reds -9.64 -9.47 -0.20
Rebels -10.21 -14.96 4.80
Sunwolves -19.27 -18.42 -0.80

 

Performance So Far

So far there have been 23 matches played, 15 of which were correctly predicted, a success rate of 65.2%.
Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Highlanders vs. Stormers Mar 09 33 – 15 12.90 TRUE
2 Rebels vs. Brumbies Mar 09 33 – 10 -8.80 FALSE
3 Hurricanes vs. Crusaders Mar 10 29 – 19 3.30 TRUE
4 Reds vs. Bulls Mar 10 20 – 14 -2.40 FALSE
5 Sharks vs. Sunwolves Mar 10 50 – 22 24.10 TRUE
6 Lions vs. Blues Mar 10 35 – 38 17.10 FALSE
7 Jaguares vs. Waratahs Mar 10 38 – 28 1.90 TRUE

 

Predictions for Round 5

Here are the predictions for Round 5. 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 Chiefs vs. Bulls Mar 16 Chiefs 16.80
2 Highlanders vs. Crusaders Mar 17 Crusaders -1.80
3 Brumbies vs. Sharks Mar 17 Brumbies 1.00
4 Stormers vs. Blues Mar 17 Stormers 3.40
5 Lions vs. Sunwolves Mar 17 Lions 35.30
6 Jaguares vs. Reds Mar 17 Jaguares 9.10
7 Waratahs vs. Rebels Mar 18 Waratahs 10.30

 

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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 »