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Answers and rating deltas for
In R, add NEW column to MULTIPLE df using df names
| Author | Votes | Δ |
|---|---|---|
| John Smith | 1 | 0.00 |
Last visited: Mar 1, 2017, 3:47:55 AM
| Author | Votes | Δ |
|---|---|---|
| John Smith | 1 | 0.00 |