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Answers and rating deltas for
In R, how to sum certain rows of a data frame with certain logic?
| Author | Votes | Δ |
|---|---|---|
| seancarmody | 2 | +3.86 |
| digEmAll | 1 | -0.32 |
| Aaron left Stack Overflow | 1 | +0.18 |
| dardisco | 0 | -2.75 |
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