compute_sample_size {eufmdis.adapt}

Compute sample size for freedom from disease

Description

Compute sample size for a one stage freedom from disease survey for given Population size, design prevalence and accuracy, assuming a perfect diagnostic test.

Usage

compute_sample_size(N, prev, accuracy)

Arguments

N

Integer containing the Size of the population

prev

Numeric between 0 and 1; design prevalence

accuracy

Numeric between 0 and 1; accuracy of the survey (i.e. detection probability)

Details

The function finds the optimal sample size using a bisection method.

Value

Sample size (integer).

Author(s)

Ian Kopacka