View source: R/lc.stdmean.bs.R
size.ci.lc.stdmean.bs | R Documentation |
Computes sample size required to estimate a standardized linear contrast of population means with desired precision in a between-subjects design.
alpha |
alpha level for 1-alpha confidence |
d |
planning value of standardized linear contrast |
w |
desired confidence interval width |
c |
vector of contrast coefficients |
n |
required sample size |
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