View source: R/ratio.prop.ps.R
size.ci.ratio.prop.ps | R Documentation |
Computes sample size per group required to estimate a difference of proportions in 2-group design with desired precision.
alpha |
alpha level for 1-alpha confidence |
p1 |
planning value of proportion for group 1 |
p2 |
planning value of proportion for group 2 |
phi |
planning value of phi coefficient |
r |
desired upper to lower interval endpoint ratio |
n |
required sample size |
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.