Second try [Design Issues]

posted by Helmut Homepage – Vienna, Austria, 2010-03-01 14:52 (5945 d 21:31 ago) – Posting: # 4839
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Dear SriKanth!

❝ [...] in BA studies we evaluate geometric ratio and 90% CI


I did not say that. In BA you should report 95 % confidence intervals.

❝ [...] but in BA we say that no hypothesis is involved hence there wont be

❝ any power as well.


Yes.

❝ Could you please also answer to my posting #4826 Sample Size BA/BE.


Since there are no hypotheses to test - no power, no sample size calculation; it's up to you. Please read my previous post again.

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