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01-Visualize-Data.Rmd
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01-Visualize-Data.Rmd
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---
title: "Visualize Data"
output: html_notebook
---
```{r setup}
library(tidyverse)
library(unienrollment)
```
```{r}
income
```
## Your Turn 1
Run the code on the slide to make a graph. Pay strict attention to spelling, capitalization, and parentheses!
```{r}
```
## Your Turn 2
Add `color`, `size`, `alpha`, and `shape` aesthetics to your graph. Experiment.
```{r}
ggplot(data = income) +
geom_point(mapping = aes(x = income_2yr, y = income_5yr))
```
## Your Turn 3
Replace this scatterplot with one that draws boxplots. Use the cheatsheet. Try your best guess.
```{r}
ggplot(income) +
geom_point(aes(degree_type, income_5yr))
```
## Your Turn 4
Make a histogram of the `income_5yr` variable from `income`.
```{r}
```
## Your Turn 5
Make a density plot of `income_5yr` colored by `degree_type`.
```{r}
```
## Your Turn 6
Make a bar chart of `degree_type` colored by `degree_type`.
```{r}
```
## Your Turn 7
Predict what this code will do. Then run it.
```{r}
ggplot(income) +
geom_point(aes(income_2yr, income_5yr)) +
geom_smooth(aes(income_2yr, income_5yr))
```
## Your Turn 8
What does `getwd()` return?
```{r}
```
## Your Turn 9
Save the last plot and then locate it in the files pane.
```{r}
```
***
# Take aways
You can use this code template to make thousands of graphs with **ggplot2**.
```{r eval = FALSE}
ggplot(data = <DATA>) +
<GEOM_FUNCTION>(mapping = aes(<MAPPINGS>))
```
# More practice
- The [Data Visualization](https://r4ds.had.co.nz/data-visualisation.html) chapter of [R for Data Science](https://r4ds.had.co.nz/)
- The [Data Visualization Primers](https://rstudio.cloud/learn/primers/3) from [RStudio Cloud](http://rstudio.cloud)