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Answers and rating deltas for
Is there a way using dplyr to create a new column based on dividing by group_by of another column?
| Author | Votes | Δ |
|---|---|---|
| Cole | 2 | +1.39 |
| Jon Spring | 2 | +0.86 |
| Ronak Shah | 1 | -2.25 |
Last visited: Dec 22, 2019, 3:27:20 AM