When you use the upper two standard deviation method, you are answering the question whether the treatment mean is at least two standard deviations different than the baseline mean.

Question

Quizplus · Accepted Answer

The upper two standard deviation method involves comparing the treatment mean to the baseline mean and determining if it is at least two standard deviations away from the baseline mean. This is a way to assess whether the treatment had a significant effect compared to the baseline.

When You Use the Upper Two Standard Deviation Method, You