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Answers and rating deltas for
How can I extract the rows from a large data set by common IDs and take the means of these rows a...
| Author | Votes | Δ |
|---|---|---|
| Jilber Urbina | 8 | +1.68 |
| Paul Hiemstra | 1 | -1.68 |
Last visited: Sep 14, 2014, 5:07:29 AM