Deciding on the appropriate sample size for a clinical trial…
Deciding on the appropriate sample size for a clinical trial is made possible by performing [option1], which takes into account multiple variables including effect size, which is sensitive to the expected magnitude of the treatment effect and the [option2] associated with this effect; the significance level which is typically set to 0.05 and is trying to account for a type I error where the study results [option3]; and the power level, which quantifies the risk of a type II error where the study results [option4]
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