August 1, 2012

NRL Predictions, Round 22

Team Ratings for Round 22

Here are the team ratings prior to Round 22, 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
Bulldogs 8.16 -1.86 10.00
Rabbitohs 5.37 0.04 5.30
Warriors 3.38 5.28 -1.90
Cowboys 2.95 -1.32 4.30
Sea Eagles 2.56 9.83 -7.30
Storm 2.32 4.63 -2.30
Knights 2.05 0.77 1.30
Broncos 0.63 5.57 -4.90
Titans -0.21 -11.80 11.60
Wests Tigers -1.64 4.52 -6.20
Dragons -2.30 4.36 -6.70
Raiders -4.45 -8.40 3.90
Eels -4.47 -4.23 -0.20
Sharks -4.93 -7.97 3.00
Panthers -6.22 -3.40 -2.80
Roosters -6.96 0.25 -7.20

 

Performance So Far

So far there have been 152 matches played, 86 of which were correctly predicted, a success rate of 56.58%.

Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Dragons vs. Storm Jul 27 26 – 18 -1.66 FALSE
2 Roosters vs. Titans Jul 27 16 – 36 1.14 FALSE
3 Bulldogs vs. Cowboys Jul 28 32 – 18 8.89 TRUE
4 Sea Eagles vs. Warriors Jul 28 24 – 22 -1.36 FALSE
5 Sharks vs. Panthers Jul 28 20 – 21 7.08 FALSE
6 Raiders vs. Knights Jul 29 6 – 36 3.33 FALSE
7 Rabbitohs vs. Wests Tigers Jul 29 32 – 6 8.75 TRUE
8 Broncos vs. Eels Jul 30 22 – 42 15.23 FALSE

 

Predictions for Round 22

Here are the predictions for Round 22.

Game Date Winner Prediction
1 Roosters vs. Dragons Aug 03 Dragons -0.20
2 Storm vs. Panthers Aug 04 Storm 13.00
3 Knights vs. Bulldogs Aug 04 Bulldogs -1.60
4 Cowboys vs. Sea Eagles Aug 04 Cowboys 4.90
5 Warriors vs. Sharks Aug 05 Warriors 12.80
6 Raiders vs. Broncos Aug 05 Broncos -0.60
7 Titans vs. Rabbitohs Aug 05 Rabbitohs -1.10
8 Wests Tigers vs. Eels Aug 06 Wests Tigers 7.30

 

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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 »