On Mon, 15 Mar 2004 09:51:01 -0500, "RichardM" <[EMAIL PROTECTED]> wrote:
> I am doing binomial tests and reporting probabilities and I need to find an > effect size measure that would allow one to assess the strength of the > relationship. I know many people present z but since the probabilities have > not been estimated using an approximation of the normal distribution, I > thought it would be misleading to present the value of z along with a > probability computed using the binomial distribution. > State the actual proportions. And state where the power estimate comes from. Use the 2x2 table and chi squared, when the Ns are big enough to justify approximations. -- Rich Ulrich, [EMAIL PROTECTED] http://www.pitt.edu/~wpilib/index.html - I need a new job, after March 31. Openings? - . . ================================================================= Instructions for joining and leaving this list, remarks about the problem of INAPPROPRIATE MESSAGES, and archives are available at: . http://jse.stat.ncsu.edu/ . =================================================================
