pbetap: Predictive distribution for a binomial sample with a beta...

Description Usage Arguments Value Author(s) Examples

View source: R/pbetap.R

Description

Computes predictive distribution for number of successes of future binomial experiment with a beta prior distribution for the proportion.

Usage

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pbetap(ab, n, s)

Arguments

ab

vector of parameters of the beta prior

n

size of future binomial sample

s

vector of number of successes for future binomial experiment

Value

vector of predictive probabilities for the values in the vector s

Author(s)

Jim Albert

Examples

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ab=c(3,12)
n=10
s=0:10
pbetap(ab,n,s)

Example output

 [1] 0.1798418972 0.2569169960 0.2312252964 0.1622633659 0.0946536301
 [6] 0.0467700290 0.0194875121 0.0066814327 0.0017896695 0.0003365190
[11] 0.0000336519

LearnBayes documentation built on March 19, 2018, 1:04 a.m.