June 11, 2019

NRL Predictions for Round 14

Team Ratings for Round 14

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 10.62 6.03 4.60
Roosters 6.29 8.72 -2.40
Rabbitohs 4.90 3.89 1.00
Raiders 4.18 1.81 2.40
Knights 2.01 -8.51 10.50
Sharks 1.97 3.90 -1.90
Broncos 0.98 2.63 -1.60
Cowboys -1.85 0.15 -2.00
Dragons -2.50 0.06 -2.60
Sea Eagles -2.76 -5.61 2.80
Warriors -2.76 -0.27 -2.50
Titans -3.07 -3.36 0.30
Eels -4.25 -6.17 1.90
Panthers -4.36 0.93 -5.30
Wests Tigers -4.58 -5.57 1.00
Bulldogs -6.81 -0.61 -6.20

 

Performance So Far

So far there have been 100 matches played, 63 of which were correctly predicted, a success rate of 63%.
Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Rabbitohs vs. Knights Jun 07 12 – 20 8.10 FALSE
2 Wests Tigers vs. Raiders Jun 07 0 – 28 -2.10 TRUE
3 Warriors vs. Storm Jun 08 10 – 32 -6.70 TRUE
4 Sharks vs. Eels Jun 08 42 – 22 7.50 TRUE
5 Cowboys vs. Sea Eagles Jun 08 20 – 22 4.90 FALSE
6 Broncos vs. Titans Jun 09 18 – 26 9.50 FALSE
7 Panthers vs. Roosters Jun 09 19 – 10 -10.40 FALSE
8 Bulldogs vs. Dragons Jun 10 12 – 36 2.40 FALSE

 

Predictions for Round 14

Here are the predictions for Round 14. 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 Raiders vs. Sharks Jun 13 Raiders 5.20
2 Titans vs. Warriors Jun 14 Titans 4.20
3 Cowboys vs. Wests Tigers Jun 14 Cowboys 5.70
4 Storm vs. Knights Jun 15 Storm 11.60
5 Rabbitohs vs. Panthers Jun 15 Rabbitohs 12.30
6 Eels vs. Broncos Jun 15 Broncos -2.20
7 Sea Eagles vs. Dragons Jun 16 Sea Eagles 2.70
8 Roosters vs. Bulldogs Jun 16 Roosters 16.10

 

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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 »