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Answers and rating deltas for
How can I generate by-group summary statistics if my grouping variable is a factor?
| Author | Votes | Δ |
|---|---|---|
| Prasad Chalasani | 7 | +3.52 |
| J. Win. | 2 | -3.52 |
Last visited: Sep 14, 2014, 5:07:29 AM