Computes the sample size required to test a population proportion with
desired power (using a correction for continuity) in a 1-group design.
Usage
size.test.prop(alpha, pow, p, h)
Arguments
- alpha
alpha level for hypothesis test
- pow
desired power
- p
planning value of proportion
- h
null hypothesis value of proportion
Value
Returns the required sample size
References
Fleiss JL, Paik MC (2003).
Statistical Methods for Rates and Proportions, 3rd edition.
Wiley.
Examples
size.test.prop(.05, .9, .5, .3)
#> Sample size
#> 65
# Should return:
# Sample size
# 65