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Answers and rating deltas for
How to force R to use a specified factor level as reference in a regression?
| Author | Votes | Δ |
|---|---|---|
| Gavin Simpson | 30 | +3.89 |
| Greg Snow | 10 | +1.23 |
| John | 9 | -0.06 |
| Harlan | 4 | -3.99 |
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