The number of participants you need to achieve statistical power will depend upon the design of your study - which will be determined (in large part) by the questions you are trying to answer. This assumes you want statistical power of course. Many studies don't feel the need for it.
Sorry it's not much help but statistical questions rarely have simple answers IMHO. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Posted from the new ixda.org http://www.ixda.org/discuss?post=46278 ________________________________________________________________ Welcome to the Interaction Design Association (IxDA)! To post to this list ....... [email protected] Unsubscribe ................ http://www.ixda.org/unsubscribe List Guidelines ............ http://www.ixda.org/guidelines List Help .................. http://www.ixda.org/help
