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Answers and rating deltas for
How to find difference between values in two rows in an R dataframe using dplyr
| Author | Votes | Δ |
|---|---|---|
| Tim Cameron | 3 | +2.81 |
| Vincent | 3 | +2.79 |
| Jilber Urbina | 1 | -0.46 |
| marbel | 1 | -1.96 |
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