ComenzarEmpieza gratis

Contingency table review

In this chapter you'll continue working with the comics dataset introduced in the video. This is a collection of characteristics on all of the superheroes created by Marvel and DC comics in the last 80 years.

Let's start by creating a contingency table, which is a useful way to represent the total counts of observations that fall into each combination of the levels of categorical variables.

Este ejercicio forma parte del curso

Análisis exploratorio de datos en R

Ver curso

Instrucciones de ejercicio

The dataset has been loaded into your workspace as comics.

  • Type the name of the dataset to look at the rows and columns of the dataset.
  • View the levels() that the align variable can take.
  • View the levels() that the gender variable can take.
  • Create a contingency table of the same two variables.

Ejercicio interactivo práctico

Pruebe este ejercicio completando este código de muestra.

# Print the comics data


# Check levels of align
levels(___$___)

# Check the levels of gender


# Create a 2-way contingency table
Editar y ejecutar código