LearnBayes: predplot – R documentation

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predplot

Plot of predictive distribution for binomial sampling with a beta prior

Description

For a proportion problem with a beta prior, plots the prior predictive distribution of the number of successes in n trials and displays the observed number of successes.

Usage

predplot(prior,n,yobs)

Arguments

`prior`	vector of parameters for beta prior
`n`	sample size
`yobs`	observed number of successes

Author(s)

Jim Albert

Examples

prior=c(3,10)  # proportion has a beta(3, 10) prior
n=20   # sample size
yobs=10  # observed number of successes
predplot(prior,n,yobs)

LearnBayes

Functions for Learning Bayesian Inference

v2.15.1

GPL (>= 2)

Authors