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The goal of this function is **to** compute the mean (#1436)

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Peter Baumgartner
2023-04-17 15:13:33 +02:00
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functions.qmd
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@@ -359,7 +359,7 @@ With this theory under your belt, we'll then show you a bunch of examples to ill
When you start writing functions that use dplyr verbs you rapidly hit the problem of indirection. When you start writing functions that use dplyr verbs you rapidly hit the problem of indirection.
Let's illustrate the problem with a very simple function: `grouped_mean()`. Let's illustrate the problem with a very simple function: `grouped_mean()`.
The goal of this function is compute the mean of `mean_var` grouped by `group_var`: The goal of this function is to compute the mean of `mean_var` grouped by `group_var`:
```{r} ```{r}
grouped_mean <- function(df, group_var, mean_var) { grouped_mean <- function(df, group_var, mean_var) {