{ "cells": [ { "cell_type": "markdown", "id": "65f82e0b", "metadata": {}, "source": [ "Plotting categorical data is an important step in exploring and visualizing the distribution and relationships between categorical variables. In this tutorial, we will cover some common plots for categorical data using R. As usual, we will be employing **ggplot** for this." ] }, { "cell_type": "code", "execution_count": 1, "id": "579b4fff", "metadata": {}, "outputs": [ { "name": "stderr", "output_type": "stream", "text": [ "── \u001b[1mAttaching packages\u001b[22m ─────────────────────────────────────── tidyverse 1.3.2 ──\n", "\u001b[32m✔\u001b[39m \u001b[34mggplot2\u001b[39m 3.4.0 \u001b[32m✔\u001b[39m \u001b[34mpurrr \u001b[39m 1.0.1 \n", "\u001b[32m✔\u001b[39m \u001b[34mtibble \u001b[39m 3.1.8 \u001b[32m✔\u001b[39m \u001b[34mdplyr \u001b[39m 1.0.10\n", "\u001b[32m✔\u001b[39m \u001b[34mtidyr \u001b[39m 1.2.1 \u001b[32m✔\u001b[39m \u001b[34mstringr\u001b[39m 1.5.0 \n", "\u001b[32m✔\u001b[39m \u001b[34mreadr \u001b[39m 2.1.3 \u001b[32m✔\u001b[39m \u001b[34mforcats\u001b[39m 0.5.2 \n", "── \u001b[1mConflicts\u001b[22m ────────────────────────────────────────── tidyverse_conflicts() ──\n", "\u001b[31m✖\u001b[39m \u001b[34mdplyr\u001b[39m::\u001b[32mfilter()\u001b[39m masks \u001b[34mstats\u001b[39m::filter()\n", "\u001b[31m✖\u001b[39m \u001b[34mdplyr\u001b[39m::\u001b[32mlag()\u001b[39m masks \u001b[34mstats\u001b[39m::lag()\n" ] } ], "source": [ "library(tidyverse)" ] }, { "cell_type": "markdown", "id": "ee8500da", "metadata": {}, "source": [ "Now, to illustrate this in this tutorial, we will be utilizing a dataset from a clinical trial. The trial involved administering a drug to some participants and a placebo to others, and their progress was monitored. At the end of the study, it was determined whether the participants' progress had worsened, remained the same, or improved." ] }, { "cell_type": "code", "execution_count": 2, "id": "a563455b", "metadata": {}, "outputs": [ { "data": { "text/html": [ "
group | evolution | |
---|---|---|
<chr> | <chr> | |
1 | Placebo | Worse |
2 | Placebo | Worse |
3 | Placebo | Worse |
4 | Placebo | Worse |
5 | Placebo | Worse |
6 | Placebo | Worse |