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Answers and rating deltas for
How to reshape this dataframe with the reshape package
| Author | Votes | Δ |
|---|---|---|
| Josh O'Brien | 7 | +2.09 |
| hadley | 2 | +0.06 |
| Andrie | 1 | -2.15 |
| rnorberg | 0 | 0.00 |
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