August 31, 2023

NRL Predictions for Round 27

Team Ratings for Round 27

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
Panthers 12.14 12.99 -0.90
Storm 8.71 11.21 -2.50
Broncos 6.63 -5.92 12.60
Cowboys 3.70 6.23 -2.50
Knights 3.22 -9.53 12.70
Sharks 2.98 4.50 -1.50
Rabbitohs 1.98 9.35 -7.40
Warriors 1.53 -11.12 12.70
Roosters 1.03 7.64 -6.60
Eels 0.14 6.78 -6.60
Sea Eagles -2.14 -5.26 3.10
Raiders -4.46 1.98 -6.40
Dragons -6.03 -2.73 -3.30
Titans -7.26 -6.32 -0.90
Dolphins -8.69 -10.00 1.30
Wests Tigers -11.49 -13.52 2.00
Bulldogs -13.98 -8.29 -5.70

 

Performance So Far

So far there have been 196 matches played, 124 of which were correctly predicted, a success rate of 63.3%.
Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Panthers vs. Eels Aug 24 18 – 32 18.60 FALSE
2 Warriors vs. Dragons Aug 25 18 – 6 14.00 TRUE
3 Dolphins vs. Cowboys Aug 25 10 – 34 -7.30 TRUE
4 Storm vs. Titans Aug 26 37 – 16 18.40 TRUE
5 Roosters vs. Wests Tigers Aug 26 32 – 8 14.10 TRUE
6 Raiders vs. Broncos Aug 26 18 – 29 -7.30 TRUE
7 Bulldogs vs. Sea Eagles Aug 27 24 – 42 -7.40 TRUE
8 Knights vs. Sharks Aug 27 32 – 6 0.30 TRUE

 

Predictions for Round 27

Here are the predictions for Round 27. 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 Broncos vs. Storm Aug 31 Broncos 0.90
2 Sea Eagles vs. Wests Tigers Sep 01 Sea Eagles 12.40
3 Rabbitohs vs. Roosters Sep 01 Rabbitohs 4.00
4 Dolphins vs. Warriors Sep 02 Warriors -4.20
5 Panthers vs. Cowboys Sep 02 Panthers 11.40
6 Dragons vs. Knights Sep 02 Knights -6.30
7 Titans vs. Bulldogs Sep 03 Titans 9.70
8 Sharks vs. Raiders Sep 03 Sharks 10.40

 

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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 »

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