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Why are `colMeans()` and `rowMeans()` functions faster than using the mean function with `lapply()`?
| Author | Votes | Δ |
|---|---|---|
| Gavin Simpson | 4 | +2.14 |
| Andrie | 3 | -1.14 |
Last visited: Sep 14, 2014, 5:07:29 AM