NRL Predictions for Round 25
Team Ratings for Round 25
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 | 11.52 | 8.49 | 3.00 |
| Broncos | 8.46 | 4.36 | 4.10 |
| Raiders | 5.02 | 9.94 | -4.90 |
| Panthers | 4.19 | 6.08 | -1.90 |
| Sharks | 2.69 | 5.84 | -3.20 |
| Cowboys | 2.66 | 6.90 | -4.20 |
| Roosters | 1.26 | -1.17 | 2.40 |
| Dragons | -0.63 | -7.74 | 7.10 |
| Eels | -0.79 | -0.81 | 0.00 |
| Rabbitohs | -0.99 | -1.82 | 0.80 |
| Sea Eagles | -1.69 | -2.98 | 1.30 |
| Wests Tigers | -3.75 | -3.89 | 0.10 |
| Bulldogs | -5.66 | -1.34 | -4.30 |
| Warriors | -6.79 | -6.02 | -0.80 |
| Knights | -8.60 | -16.94 | 8.30 |
| Titans | -8.95 | -0.98 | -8.00 |
Performance So Far
So far there have been 176 matches played, 107 of which were correctly predicted, a success rate of 60.8%.
Here are the predictions for last week’s games.
| Game | Date | Score | Prediction | Correct | |
|---|---|---|---|---|---|
| 1 | Eels vs. Titans | Aug 17 | 30 – 18 | 11.60 | TRUE |
| 2 | Rabbitohs vs. Warriors | Aug 18 | 36 – 18 | 8.20 | TRUE |
| 3 | Broncos vs. Dragons | Aug 18 | 24 – 12 | 12.70 | TRUE |
| 4 | Knights vs. Storm | Aug 19 | 12 – 44 | -13.80 | TRUE |
| 5 | Roosters vs. Wests Tigers | Aug 19 | 22 – 18 | 9.40 | TRUE |
| 6 | Cowboys vs. Sharks | Aug 19 | 16 – 26 | 6.00 | FALSE |
| 7 | Raiders vs. Panthers | Aug 20 | 22 – 26 | 5.90 | FALSE |
| 8 | Bulldogs vs. Sea Eagles | Aug 20 | 30 – 16 | -3.10 | FALSE |
Predictions for Round 25
Here are the predictions for Round 25. 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. Eels | Aug 24 | Broncos | 12.70 |
| 2 | Raiders vs. Knights | Aug 25 | Raiders | 17.10 |
| 3 | Wests Tigers vs. Cowboys | Aug 25 | Cowboys | -2.90 |
| 4 | Titans vs. Bulldogs | Aug 26 | Titans | 0.20 |
| 5 | Storm vs. Rabbitohs | Aug 26 | Storm | 16.00 |
| 6 | Sharks vs. Roosters | Aug 26 | Sharks | 4.90 |
| 7 | Warriors vs. Sea Eagles | Aug 27 | Sea Eagles | -1.10 |
| 8 | Panthers vs. Dragons | Aug 27 | Panthers | 8.30 |
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 »