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Answers and rating deltas for
Create several new derived variables from existing variables in data.frame
| Author | Votes | Δ |
|---|---|---|
| Arun | 2 | +1.36 |
| Metrics | 1 | +0.08 |
| Simon O'Hanlon | 1 | -0.74 |
| Matthew Plourde | 1 | -0.71 |
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