Start the lecture notes by running the code that is already provided. 

```{r}
#| message: false
library(openintro)
library(tidyverse)
library(broom)
library(tidyr)
library(AmesHousing)

data(babies)
ames_raw <- janitor::clean_names(ames_raw)
```

In the rest of this document you can take notes as you listen to the lecture.
