February 23, 2021

Rugby Premiership Predictions for Round 11

Team Ratings for Round 11

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
Exeter Chiefs 6.31 7.35 -1.00
Bristol 3.64 1.28 2.40
Sale Sharks 2.97 4.96 -2.00
Harlequins 1.90 -1.08 3.00
Wasps 1.40 5.66 -4.30
Northampton Saints -0.30 -2.48 2.20
Bath -2.30 2.14 -4.40
Gloucester -2.77 -1.02 -1.70
Leicester Tigers -4.47 -6.14 1.70
London Irish -5.95 -8.05 2.10
Newcastle Falcons -6.17 -10.00 3.80
Worcester Warriors -7.35 -5.71 -1.60

 

Performance So Far

So far there have been 53 matches played, 30 of which were correctly predicted, a success rate of 56.6%.
Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Bath vs. Gloucester Feb 20 16 – 14 5.50 TRUE
2 Exeter Chiefs vs. Northampton Saints Feb 21 12 – 13 12.60 FALSE
3 Harlequins vs. Sale Sharks Feb 21 24 – 12 2.30 TRUE
4 Leicester Tigers vs. Wasps Feb 21 27 – 8 -3.60 FALSE
5 London Irish vs. Bristol Feb 22 34 – 34 -5.80 FALSE

 

Predictions for Round 11

Here are the predictions for Round 11. 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 Bristol vs. Leicester Tigers Feb 28 Bristol 12.60
2 Gloucester vs. Worcester Warriors Feb 28 Gloucester 9.10
3 Newcastle Falcons vs. Harlequins Feb 28 Harlequins -3.60
4 Northampton Saints vs. Bath Mar 01 Northampton Saints 6.50
5 Sale Sharks vs. Exeter Chiefs Feb 27 Sale Sharks 1.20
6 Wasps vs. London Irish Feb 28 Wasps 11.90

 

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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 »