iscamaddnorm: Overlay a Normal Density Function on Histogram

In ISCAM: Companion to the Book "Investigating Statistical Concepts, Applications, and Methods"

Overlay a Normal Density Function on Histogram

Description

addnorm creates a histogram of x and overlays a normal density function.

Usage

iscamaddnorm(
  x,
  main = "Histogram with normal curve",
  xlab = deparse(substitute(x)),
  bins = NULL
)

Arguments

x	A numeric vector representing the data to be plotted.
main	(optional) title for the plot.
xlab	(optional) x-axis label for the plot.
bins	(optional) number of bins for the histogram.

Value

A histogram of x overlayed with an normal density function.

Examples

set.seed(0)
x <- rnorm(100)
iscamaddnorm(x)
iscamaddnorm(x, main = "Your Active Title", xlab = "Normal Data", bins = 20)

ISCAM documentation built on Feb. 12, 2026, 5:07 p.m.