May 20, 2025

Super Rugby Predictions for Week 15

Team Ratings for Week 15

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
Chiefs 12.35 11.43 0.90
Blues 10.53 14.92 -4.40
Crusaders 10.32 8.99 1.30
Hurricanes 9.21 10.97 -1.80
Brumbies 6.54 6.19 0.30
Reds 1.66 1.35 0.30
Highlanders -3.27 -2.50 -0.80
Moana Pasifika -6.10 -11.25 5.10
Waratahs -6.57 -5.17 -1.40
Western Force -6.77 -6.41 -0.40
Fijian Drua -7.39 -7.98 0.60

 

Performance So Far

So far there have been 68 matches played, 48 of which were correctly predicted, a success rate of 70.6%.
Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Hurricanes vs. Highlanders May 16 24 – 20 17.10 TRUE
2 Waratahs vs. Crusaders May 16 33 – 48 -12.50 TRUE
3 Fijian Drua vs. Western Force May 17 38 – 7 0.70 TRUE
4 Moana Pasifika vs. Blues May 17 27 – 21 -14.70 FALSE
5 Brumbies vs. Reds May 17 24 – 14 8.10 TRUE

 

Predictions for Week 15

Here are the predictions for Week 15. 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 Crusaders vs. Highlanders May 23 Crusaders 17.10
2 Reds vs. Hurricanes May 23 Hurricanes -3.60
3 Chiefs vs. Moana Pasifika May 24 Chiefs 22.00
4 Western Force vs. Waratahs May 24 Western Force 3.30

 

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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 »