Chapters_17_to_19.Rmd

---
title: "Chapters 17 to 19"
author: "Laura"
date: "12/12/2019"
output: html_document
---

```{r setup, include=FALSE}
knitr::opts_chunk$set(echo = TRUE, cache = TRUE)

library(tidyverse); library(skimr); library(nycflights13); library(GGally); library(ggstance); library(lvplot); library(hexbin); library(modelr); library(magrittr); library(maps); library(stringr); library(htmlwidgets); library(forcats); library(mapproj); library(lubridate)

```

## Notes for Chapters 17 to 19

## Chapter 18: Pipes

## Chapter 19: Functions