[EMAIL PROTECTED] (dennis roberts) wrote in [EMAIL PROTECTED]:">news:[EMAIL PROTECTED]:
> we hardly EVER talk about is the concept of > "margin of error" ... that is, trying to PRE plan our accuracy (that is, > have our sample statistic be within m of the parameter ... ) through the > control of sample size n > > why is this? > Perhaps because people generally do hate the answer when they do the power analysis? <whine-mode-on> Aw, do I really need 300 subjects? Can't I really do it with 60? That's too much work. My friend says I only need to specify the width of the confidence interval. <end-whine> David Winsemius. . . ================================================================= Instructions for joining and leaving this list, remarks about the problem of INAPPROPRIATE MESSAGES, and archives are available at: . http://jse.stat.ncsu.edu/ . =================================================================
