***

* Reading: Ch. 3.1-3.3
* Exercises to hand in: 3.1, 3.3, 3.13


***
```{r, message=FALSE}
library(tidyverse)
library(Stat2Data)
library(skimr)
```


#### Exercise 3.1

#### Exercise 3.3

#### Exercise 3.13

```{r}
data(MathEnrollment)
head(MathEnrollment)
```

