March 14, 2023

NRL Predictions for Round 3

Team Ratings for Round 3

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 11.78 12.99 -1.20
Rabbitohs 9.75 9.35 0.40
Storm 9.47 11.21 -1.70
Eels 5.83 6.78 -0.90
Roosters 5.26 7.64 -2.40
Sharks 4.64 4.50 0.10
Cowboys 4.58 6.23 -1.60
Raiders 1.55 1.98 -0.40
Dragons -2.15 -2.73 0.60
Broncos -3.40 -5.92 2.50
Sea Eagles -4.10 -5.26 1.20
Titans -6.33 -6.32 -0.00
Bulldogs -7.43 -8.29 0.90
Dolphins -7.66 -10.00 2.30
Warriors -9.77 -11.12 1.40
Knights -9.83 -9.53 -0.30
Wests Tigers -14.18 -13.52 -0.70

 

Performance So Far

So far there have been 16 matches played, 10 of which were correctly predicted, a success rate of 62.5%.
Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Panthers vs. Rabbitohs Mar 09 16 – 10 4.80 TRUE
2 Eels vs. Sharks Mar 10 26 – 30 5.50 FALSE
3 Broncos vs. Cowboys Mar 10 28 – 16 -7.30 FALSE
4 Roosters vs. Warriors Mar 11 20 – 12 22.90 TRUE
5 Dolphins vs. Raiders Mar 11 20 – 14 -8.00 FALSE
6 Storm vs. Bulldogs Mar 11 12 – 26 23.90 FALSE
7 Wests Tigers vs. Knights Mar 12 12 – 14 -1.20 TRUE
8 Dragons vs. Titans Mar 12 32 – 18 6.00 TRUE

 

Predictions for Round 3

Here are the predictions for Round 3. 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 Sea Eagles vs. Eels Mar 16 Eels -6.90
2 Knights vs. Dolphins Mar 17 Knights 0.80
3 Roosters vs. Rabbitohs Mar 17 Rabbitohs -1.50
4 Titans vs. Storm Mar 18 Storm -12.80
5 Cowboys vs. Warriors Mar 18 Cowboys 20.30
6 Broncos vs. Dragons Mar 18 Broncos 1.70
7 Bulldogs vs. Wests Tigers Mar 19 Bulldogs 9.70
8 Raiders vs. Sharks Mar 19 Sharks -0.10

 

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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 »