June 8, 2016

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
Cowboys 10.84 10.29 0.50
Broncos 8.38 9.81 -1.40
Storm 7.85 4.41 3.40
Sharks 6.27 -1.06 7.30
Raiders 2.37 -0.55 2.90
Bulldogs 2.12 1.50 0.60
Roosters 1.49 11.20 -9.70
Eels -0.56 -4.62 4.10
Rabbitohs -0.72 -1.20 0.50
Sea Eagles -0.96 0.36 -1.30
Panthers -0.96 -3.06 2.10
Dragons -2.63 -0.10 -2.50
Titans -3.78 -8.39 4.60
Warriors -5.55 -7.47 1.90
Wests Tigers -7.43 -4.06 -3.40
Knights -15.07 -5.41 -9.70

 

Performance So Far

So far there have been 99 matches played, 58 of which were correctly predicted, a success rate of 58.6%.
Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Raiders vs. Sea Eagles Jun 03 30 – 18 5.40 TRUE
2 Warriors vs. Broncos Jun 04 36 – 18 -14.30 FALSE
3 Cowboys vs. Knights Jun 04 46 – 16 28.70 TRUE
4 Storm vs. Panthers Jun 04 24 – 6 10.80 TRUE
5 Roosters vs. Wests Tigers Jun 05 32 – 18 11.50 TRUE
6 Rabbitohs vs. Titans Jun 05 28 – 29 3.80 FALSE
7 Bulldogs vs. Sharks Jun 06 18 – 20 -1.00 TRUE

 

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 Broncos vs. Raiders Jun 09 Broncos 9.00
2 Wests Tigers vs. Rabbitohs Jun 10 Rabbitohs -6.70
3 Knights vs. Warriors Jun 11 Warriors -5.50
4 Eels vs. Titans Jun 11 Eels 3.20
5 Roosters vs. Storm Jun 11 Storm -3.40
6 Sea Eagles vs. Panthers Jun 12 Sea Eagles 3.00
7 Dragons vs. Bulldogs Jun 13 Bulldogs -4.80
8 Sharks vs. Cowboys Jun 13 Cowboys -1.60

 

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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 »