Visualizing Data Distributions in R

Histograms, Bar Plots, and the Logic of Central Tendency

Bogdan G. Popescu

John Cabot University

Intro

Overview

Today, we’ll learn how to:

  • Produce histograms to explore distributions
  • Create bar plots from frequency tables
  • Generate line plots to examine trends over time

Opening a File

Download the following datasets from Dropbox:

Opening a File

Now put them in your working directory

Place the files in a folder named “data” inside your “week4” directory

Creating a New Quarto Document

We will now create a new quarto document corresponding to week 4

The following are screenshots from week 2.

Simply replace “2” with “4”

Creating a New Quarto Document

Creating a New Quarto Document

Creating a New Quarto Document

Creating a New Quarto Document

Creating a New Quarto Document

Creating a New Quarto Document

Creating a New Quarto Document

Creating a New Quarto Document