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Answers and rating deltas for
I need to 'binarize' some data in a dataframe in R
| Author | Votes | Δ |
|---|---|---|
| A5C1D2H2I1M1N2O1R2T1 | 5 | +1.83 |
| agstudy | 4 | +0.98 |
| mnel | 1 | -2.21 |
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