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Answers and rating deltas for
How to add two columns from two different dataframes in R wherein one column just has subset of uniq
| Author | Votes | Δ |
|---|---|---|
| userX | 2 | +2.19 |
| Ronak Shah | 2 | +0.26 |
| chinsoon12 | 2 | +0.76 |
| dc37 | 1 | -0.85 |
| Hsiang Yun Chan | 0 | -3.52 |
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