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Answers and rating deltas for
How do I combine two observations in a group into a new observation with dplyr
| Author | Votes | Δ |
|---|---|---|
| mfidino | 3 | +3.98 |
| Andrew Marsee | 2 | +1.94 |
| Ritchie Sacramento | 1 | -0.42 |
| Fnguyen | 1 | -2.12 |
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