Computes the sample size required to test a population Pearson or a partial
correlation with desired power. Set s = 0 for a Pearson correlation.
Usage
size.test.cor(alpha, pow, cor, s, h)
Arguments
- alpha
alpha level for hypothesis test
- pow
desired power
- cor
planning value of correlation
- s
number of control variables
- h
null hypothesis value of correlation
Value
Returns the required sample size
Examples
size.test.cor(.05, .9, .45, 0, 0)
#> Sample size
#> 48
# Should return:
# Sample size
# 48