gghist: Histogram with optional normal density functions
Description
Plots a histogram and density estimates using ggplot.
Usage
gghist(y, title = NULL, xlab = NULL, ylab = "counts", bins, add.normal = TRUE)
Value
None. Function produces a ggplot2 graph.
Arguments
- y
a numeric vector or an object of the ts
class containing a
stationary time series.
- title
a string with the plot's title.
- xlab
a string with the plot's x axis label. By default a NUll value
- ylab
a string with the plot's y axis label. By default a "counts" value
- bins
The number of bins to use for the histogram. Selected by default
using the Friedman-Diaconis rule.
- add.normal
A boolean value. Add a normal density function for comparison,
by default add.normal = TRUE
.
Examples
Run this codex = rnorm(100)
gghist(x,add.normal = TRUE)
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