June 26, 2013

NRL Predictions, Round 16

Team Ratings for Round 16

Here are the team ratings prior to Round 16, along with the ratings at the start of the season. I have created a brief description of the method I use for predicting rugby games. Go to my Department home page to see this.

Current Rating Rating at Season Start Difference
Rabbitohs 8.91 5.23 3.70
Storm 7.44 9.73 -2.30
Roosters 3.91 -5.68 9.60
Sea Eagles 3.80 4.78 -1.00
Bulldogs 1.92 7.33 -5.40
Titans 1.88 -1.85 3.70
Knights 1.42 0.44 1.00
Raiders 1.02 2.03 -1.00
Panthers -0.35 -6.58 6.20
Cowboys -0.97 7.05 -8.00
Sharks -1.04 -1.78 0.70
Warriors -1.41 -10.01 8.60
Dragons -2.70 -0.33 -2.40
Broncos -4.11 -1.55 -2.60
Wests Tigers -9.05 -3.71 -5.30
Eels -14.42 -8.82 -5.60

 

Performance So Far

So far there have been 111 matches played, 66 of which were correctly predicted, a success rate of 59.46%.

Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Bulldogs vs. Roosters Jun 21 18 – 20 3.64 FALSE
2 Wests Tigers vs. Raiders Jun 22 17 – 12 -8.21 FALSE
3 Eels vs. Rabbitohs Jun 23 10 – 30 -18.53 TRUE
4 Titans vs. Storm Jun 24 18 – 12 -2.83 FALSE

 

Predictions for Round 16

Here are the predictions for Round 16. 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 Rabbitohs vs. Raiders Jun 28 Rabbitohs 12.40
2 Wests Tigers vs. Storm Jun 29 Storm -12.00
3 Panthers vs. Dragons Jun 29 Panthers 6.90
4 Knights vs. Titans Jun 30 Knights 4.00
5 Warriors vs. Broncos Jun 30 Warriors 7.20
6 Cowboys vs. Sharks Jun 30 Cowboys 4.60
7 Roosters vs. Sea Eagles Jul 01 Roosters 4.60

 

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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 »