update with ggplot setup not dplyr

github.Rmd

@@ -396,19 +396,19 @@ Here's what I'm going to write in my R Markdown file to begin:
 
 ```
 ---
-title: "My Project"
+title: "Graphics with ggplot2"
 author: "Julie"
 date: "11/21/2017"
 output: html_document
 ---
 
-# Data wrangling with dplyr
+# Learning ggplot2
 
-We are going use "gapminder" data to learn `dplyr`. It's going to be amazing. 
+We're learning ggplot.2 It's going to be amazing. 
 
 ```
 
-Now, let's save it. I'm going to call my file `wrangle-dplyr.Rmd`.
+Now, let's save it. I'm going to call my file `ggplot2.Rmd`.
 
 OK. Now let's practice with some of those commands that we were working on this morning.
 
@@ -423,7 +423,7 @@ Create a new chunk in your RMarkdown first in one of these ways:
 Now, let's write some R code. 
 
 ```
-x <- seq(1:15)
+library(tidyverse) # install.packages('tidyverse')
 ```
 
 Now, hitting return does not execute this command; remember, it's just a text file. To execute it, we need to get what we typed in the the R chunk (the grey R code) down into the console. How do we do it? There are several ways (let's do each of them):