NRL Predictions for Round 21
Team Ratings for Round 21
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 | |
|---|---|---|---|
| Panthers | 11.57 | 8.77 | 2.80 |
| Sharks | 9.14 | 7.25 | 1.90 |
| Warriors | 7.11 | -1.18 | 8.30 |
| Roosters | 6.04 | 9.50 | -3.50 |
| Dolphins | 4.45 | 1.85 | 2.60 |
| Sea Eagles | 3.20 | 0.21 | 3.00 |
| Storm | 0.57 | 6.96 | -6.40 |
| Rabbitohs | 0.16 | -5.05 | 5.20 |
| Cowboys | -0.96 | -2.69 | 1.70 |
| Raiders | -1.85 | 1.62 | -3.50 |
| Knights | -2.09 | -14.06 | 12.00 |
| Bulldogs | -3.00 | 2.13 | -5.10 |
| Broncos | -3.23 | 7.06 | -10.30 |
| Titans | -4.74 | -8.02 | 3.30 |
| Eels | -5.94 | -0.37 | -5.60 |
| Dragons | -9.39 | -6.72 | -2.70 |
| Wests Tigers | -11.05 | -7.26 | -3.80 |
Performance So Far
So far there have been 148 matches played, 95 of which were correctly predicted, a success rate of 64.2%.
Here are the predictions for last week’s games.
| Game | Date | Score | Prediction | Correct | |
|---|---|---|---|---|---|
| 1 | Panthers vs. Broncos | Jul 16 | 12 – 14 | 22.10 | FALSE |
| 2 | Sharks vs. Knights | Jul 17 | 20 – 18 | 17.50 | TRUE |
| 3 | Roosters vs. Storm | Jul 17 | 14 – 6 | 9.90 | TRUE |
| 4 | Raiders vs. Rabbitohs | Jul 18 | 34 – 24 | 0.50 | TRUE |
| 5 | Warriors vs. Dragons | Jul 18 | 20 – 12 | 22.70 | TRUE |
| 6 | Bulldogs vs. Wests Tigers | Jul 18 | 32 – 0 | 8.90 | TRUE |
| 7 | Titans vs. Sea Eagles | Jul 19 | 38 – 32 | -5.70 | FALSE |
| 8 | Dolphins vs. Cowboys | Jul 19 | 36 – 16 | 7.50 | TRUE |
Predictions for Round 21
Here are the predictions for Round 21. 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 | Eels vs. Panthers | Jul 23 | Panthers | -17.50 |
| 2 | Knights vs. Roosters | Jul 24 | Roosters | -4.10 |
| 3 | Rabbitohs vs. Storm | Jul 24 | Rabbitohs | 3.60 |
| 4 | Raiders vs. Wests Tigers | Jul 25 | Raiders | 13.20 |
| 5 | Bulldogs vs. Warriors | Jul 25 | Warriors | -6.10 |
| 6 | Cowboys vs. Broncos | Jul 25 | Cowboys | 6.30 |
| 7 | Dragons vs. Titans | Jul 26 | Titans | -0.60 |
| 8 | Sea Eagles vs. Sharks | Jul 26 | Sharks | -1.90 |
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