May 30, 2017

NRL Predictions for Round 13

Team Ratings for Round 13

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
Storm 7.07 8.49 -1.40
Broncos 5.69 4.36 1.30
Sharks 5.18 5.84 -0.70
Raiders 5.11 9.94 -4.80
Sea Eagles 3.25 -2.98 6.20
Roosters 2.88 -1.17 4.00
Cowboys 1.65 6.90 -5.30
Dragons 1.48 -7.74 9.20
Panthers 0.45 6.08 -5.60
Titans -1.68 -0.98 -0.70
Eels -1.80 -0.81 -1.00
Bulldogs -2.12 -1.34 -0.80
Warriors -3.50 -6.02 2.50
Rabbitohs -4.69 -1.82 -2.90
Wests Tigers -8.31 -3.89 -4.40
Knights -12.69 -16.94 4.20

 

Performance So Far

So far there have been 92 matches played, 52 of which were correctly predicted, a success rate of 56.5%.
Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Rabbitohs vs. Eels May 26 16 – 22 1.90 FALSE
2 Warriors vs. Broncos May 27 28 – 10 -9.40 FALSE
3 Sharks vs. Bulldogs May 27 9 – 8 12.60 TRUE
4 Raiders vs. Roosters May 28 24 – 16 5.20 TRUE

 

Predictions for Round 13

Here are the predictions for Round 13. 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 Storm vs. Knights Jun 02 Storm 23.30
2 Eels vs. Warriors Jun 02 Eels 5.70
3 Dragons vs. Wests Tigers Jun 03 Dragons 13.30
4 Roosters vs. Broncos Jun 03 Roosters 0.70
5 Cowboys vs. Titans Jun 03 Cowboys 6.80
6 Sea Eagles vs. Raiders Jun 04 Sea Eagles 1.60
7 Bulldogs vs. Panthers Jun 04 Bulldogs 0.90

 

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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 »