Draw violin plots within each group

Draws the distribution of y across values of x, separately for each group.

Usage

violinplots(x, y, group, data)

Arguments

x

The name of the x column, as a string.

y

The name of the y column, as a string.

group

The name of the grouping column, as a string.

data

A data frame.

Value

Prints one plot per group. The function returns NULL invisibly.

Author

Charles Crabtree charles.crabtree@monash.edu

Examples

a <- runif(1000, min = 0, max = 1)
b <- a + rnorm(1000, mean = 0, sd = 1)
c <- rep(c(1:10), times = 100)
data <- data.frame(a, b, c)
violinplots("a", "b", "c", data)