Exact (Owen’s Q) [Power / Sample Size]
❝ Thank you very much for your answer.
❝ From where I am, I was unable to access dileti's publications. Can you please help me get them.
Check your inbox. Two points:
- The paper contains tables for certain CVs, T/R-ratios, and target power.
If you want something else, don’t be tempted to interpolate. Power curves are highly nonlinear and hence, interpolation is not that easy.
- Although the exact formula is given, calculating the definite integrals of the bivariate noncentral t-distribution is not trivial.
PowerTOSTis Open Source (licensed under GPL-3), comes at no cost, was used in numerous publications, textbooks, and even by the …
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