Geometric mean and CV [Power / Sample Size]

posted by Helmut Homepage – Vienna, Austria, 2019-09-07 09:57  – Posting: # 20551
Views: 1,452

Hi ElMaestro,

» » 3. 2 group parallel
» »    Only the pooled (total) s²p. With a tricky mixed-effects model you
» »    could get s²pT and s²pR.
»
» This tricky model […] may be overkill. I believe you will get the same result as you would obtain from doing a plain sample standard deviation on T and R subsets, respectively.

KISS. You are absolutely right. :-D

Cheers,
Helmut Schütz
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