prior_post_plot function

Graphs prior and posterior probabilities

Graphs prior and posterior probabilities from a discrete Bayesian model

prior_post_plot(d, Color = "orange")

Arguments

• d: data frame where the first column are the model values, and columns named Prior and Posterior
• Color: fill color for the bars

Returns

ggplot2 object containing the graphical display.

Author(s)

Jim Albert

Examples

d <- data.frame(p=c(.1, .3, .5, .7, .9),
                 Prior=rep(1/5, 5))
y <- 5
n <- 10
d$Likelihood <- dbinom(y, prob=d$p, size=n)
d <- bayesian_crank(d)
prior_post_plot(d, "red")