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Answers and rating deltas for
How can I collapse a dataframe by some variables, taking mean across others
| Author | Votes | Δ |
|---|---|---|
| Jyotirmoy Bhattacharya | 9 | 0.00 |
| BlueCoder | 2 | 0.00 |
| Brian Diggs | 1 | 0.00 |
Last visited: Sep 14, 2014, 5:07:29 AM