Therefore, we need a lot of individuals in each group in order to be sure that the difference we have found is real, and not the result of chance. (skepticalob.com)
Many people falsely believe that working with individuals in a group setting is the same as individual single - client therapy. (div49tgp.com)
In contrast, if we find a very large difference, we don't need a lot of individuals in each group in order to be sure that the result is real. (skepticalob.com)