May 18, 2016

NRL Predictions for Round 11

Team Ratings for Round 11

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
Broncos 12.11 9.81 2.30
Cowboys 12.06 10.29 1.80
Storm 6.67 4.41 2.30
Sharks 6.35 -1.06 7.40
Bulldogs 2.36 1.50 0.90
Roosters 1.90 11.20 -9.30
Eels 0.88 -4.62 5.50
Panthers 0.45 -3.06 3.50
Raiders -0.55 -0.55 0.00
Sea Eagles -0.64 0.36 -1.00
Rabbitohs -0.89 -1.20 0.30
Dragons -3.24 -0.10 -3.10
Titans -5.04 -8.39 3.30
Warriors -6.04 -7.47 1.40
Wests Tigers -8.78 -4.06 -4.70
Knights -15.92 -5.41 -10.50

 

Performance So Far

So far there have been 80 matches played, 44 of which were correctly predicted, a success rate of 55%.
Here are the predictions for last week’s games.

Game Date Score Prediction Correct
1 Dragons vs. Raiders May 12 16 – 12 -0.40 FALSE
2 Eels vs. Rabbitohs May 13 20 – 22 5.90 FALSE
3 Panthers vs. Warriors May 14 30 – 18 5.60 TRUE
4 Storm vs. Cowboys May 14 15 – 14 -6.50 FALSE
5 Broncos vs. Sea Eagles May 14 30 – 6 14.40 TRUE
6 Knights vs. Sharks May 15 0 – 62 -12.80 TRUE
7 Wests Tigers vs. Bulldogs May 15 4 – 36 -7.80 TRUE
8 Titans vs. Roosters May 16 26 – 6 -7.70 FALSE

 

Predictions for Round 11

Here are the predictions for Round 11. 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. Dragons May 19 Rabbitohs 2.40
2 Cowboys vs. Broncos May 20 Cowboys 2.90
3 Wests Tigers vs. Knights May 21 Wests Tigers 10.10
4 Warriors vs. Raiders May 21 Raiders -1.50
5 Sharks vs. Sea Eagles May 21 Sharks 10.00
6 Panthers vs. Titans May 22 Panthers 8.50
7 Bulldogs vs. Roosters May 22 Bulldogs 3.50
8 Eels vs. Storm May 23 Storm -2.80

 

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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 »