plot_hist: Plot histogram

In daltoolbox: Leveraging Experiment Lines to Data Analytics

Plot histogram

Description

Histogram for a numeric column using ggplot2.

Usage

plot_hist(data, label_x = "", label_y = "", color = "white", alpha = 0.25)

Arguments

data	data.frame with one numeric column (first column is used if multiple)
label_x	x‑axis label
label_y	y‑axis label
color	fill color
alpha	transparency level (0–1)

Details

If multiple columns are provided, only the first is used. Breaks are computed via graphics::hist to mirror base R binning. color controls the fill; alpha the transparency.

Value

returns a ggplot2::ggplot graphic

Examples

grf <- plot_hist(iris |> dplyr::select(Sepal.Width), color=c("blue"))
plot(grf)

daltoolbox documentation built on Nov. 5, 2025, 7:09 p.m.