discrete.histogram: Histogram for Discrete Distributions

Description Usage Arguments Details Examples

Description

Creates a prettier histogram for discrete distributions

Usage

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discrete.histogram (x, prob, prob2=NULL, prob3=NULL,
    xlab="x", xaxs.label=NULL, yaxs.label=NULL, bar.width=NULL,
    freq=FALSE, prob.col="blue", prob2.col="red", prob3.col="gray", ...)

Arguments

x

The vector of x's

prob

The probabilities for the x's

prob2

A second vector of probabilities of the x's

prob3

A third vector of probabilities of the x's

xlab

Label for the x axis

xaxs.label

Label for the x's

yaxs.label

Label for the y axis

bar.width

Width of the bars

freq

If TRUE, shows a frequency histogram as opposed to probability.

prob.col

The color of the first set of histogram bars.

prob2.col

The color of the second set of histogram bars.

prob3.col

The color of the third set of histogram bars.

...

Additional arguments passed to function plot

Details

This function displays a histogram for discrete probability distributions.

Examples

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a <- c(3,4,0,0,5,1,1,1,1,0)
discrete.histogram (a)

x <- c(0,1,3,4,5)
p <- c(.3,.4,.1,.1,.1)
discrete.histogram (x,p)

x <- c(0,1,3,4,5)
y <- c(3,4,1,1,1)
discrete.histogram (x,y)


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