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Answers and rating deltas for
How to select last N observation from each group in dplyr dataframe?
| Author | Votes | Δ |
|---|---|---|
| akrun | 5 | +1.51 |
| tmfmnk | 1 | -0.22 |
| Ronak Shah | 1 | -1.18 |
| Bin | 1 | -0.82 |
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