PS02: Data Visualisation
Overview
Practice creating plots with ggplot2 — histograms, barplots, scatterplots, boxplots, and linegraphs — using data from the nycflights13 and gapminder packages.
Read Chapter 2 of ModernDive before attempting this problem set.
Download
Download the problem set template, open it in RStudio, and complete the exercises directly in the document.
Setup
Run this at the top of your document to install and load the required packages:
if (!require(pacman)) install.packages("pacman")
pacman::p_load(tidyverse, nycflights13, gapminder)Exercises
PS02a: 5NG#1: Scatterplots
Explore the relationship between two numerical variables.
PS02b: 5NG#2: Linegraphs
Visualise trends over time.
PS02c: 5NG#3: Histograms
Explore the distribution of a single numerical variable.
PS02d: 5NG#4: Boxplots
Compare distributions across groups.
PS02e: 5NG#5: Barplots
Visualise counts and proportions.
When you are done, render to HTML and submit on Moodle. Name your file PS02_yourname.html.