Fix exercise indenting.

Closes #16
This commit is contained in:
hadley 2016-02-11 08:17:17 -06:00
parent 2f85ba936b
commit 302528634e
1 changed files with 14 additions and 12 deletions

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@ -708,19 +708,21 @@ ggplot(data = mpg) +
##### Exercises
1. What graph will this code make?
```{r eval = FALSE}
ggplot(data = mpg) +
geom_point(mapping = aes(x = displ, y = hwy)) +
facet_grid(drv ~ .)
```
1. What graph will this code make?
1. What graph will this code make?
```{r eval = FALSE}
ggplot(data = mpg) +
geom_point(mapping = aes(x = displ, y = hwy)) +
facet_grid(. ~ cyl)
```
```{r eval = FALSE}
ggplot(data = mpg) +
geom_point(mapping = aes(x = displ, y = hwy)) +
facet_grid(drv ~ .)
```
1. What graph will this code make?
```{r eval = FALSE}
ggplot(data = mpg) +
geom_point(mapping = aes(x = displ, y = hwy)) +
facet_grid(. ~ cyl)
```
### The layered grammar of graphics