A pairs plot

This is a wrapper to the GGally based pairs plot of a list of variables displayed as scatterplots for pairs of continuous variables, density functions in the diagonal, and boxplots for pairs of continuous and categorical variables. Optionally, a by categorical variable can be provided.

pairs_plot(variables, data, by = NULL)

Arguments

variables

A vector of variable names

data

The data frame.

by

An optional variable, usually categorical (factor or character), by which the data are grouped and coloured.

Value

A GGally::ggpairs plot.

Examples

# A simple pairs plot
pairs_plot(variables = c("sex_dimorph", "attractive"),
data = faithfulfaces)
#> Registered S3 method overwritten by 'GGally':
#>   method from   
#>   +.gg   ggplot2

# A pairs plot with grouping variable
pairs_plot(variables = c("sex_dimorph", "attractive"),
by = face_sex,
data = faithfulfaces)