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Ooops, need to eval that chunk

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hadley 2016-06-15 10:27:01 -05:00
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model-many.Rmd
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@ -111,7 +111,7 @@ Note the difference between a standard grouped data frame and a nested data fram
Now that we have our nested data frame, we're in a good position to fit some models because we can think about transforming each data frame into a model. Transforming each element of a list is the job of `purrr:map()`: Now that we have our nested data frame, we're in a good position to fit some models because we can think about transforming each data frame into a model. Transforming each element of a list is the job of `purrr:map()`:
```{r, eval = FALSE} ```{r}
country_model <- function(df) { country_model <- function(df) {
lm(lifeExp ~ year, data = df) lm(lifeExp ~ year, data = df)
} }