Do we need an approximate solution to an exact problem or an exact solution to an approximate problem?
>>> [EMAIL PROTECTED] 03/16/05 12:22 PM >>> Hi Do the t-test that Christopher Greene originally suggested. The idea that ordinal data cannot be used for such analyses is a myth in many (most?) people's minds. On Wed, 16 Mar 2005, Michael Scoles wrote: > Looks like you are back to a chi-square. > > > Michael T. Scoles, Ph.D. > Interim Chair, Dept. Psychology & Counseling > University of Central Arkansas > Conway, AR 72035 > >>> [EMAIL PROTECTED] 03/16/05 11:37 AM >>> > Thanks for all the responses. The problem I have with Kruskal-Wallis > and the Mann-Whitney is that I have a lot of ties. The sample is about > 500 in size distributed among 5 ordered categories. > > > Stephen A. Truhon, Ph.D. > Department of Social Sciences > Winston-Salem State University > Winston-Salem, NC 27110 > > > > > >The ordinal scale of the dependent measure might make one reluctant to > use a > >t-test. But a non-parametric version of the t-test (e.g., > Mann-Whitney) might > >capture the difference in problem severity between the two groups. > > > >Claudia Stanny > > > > > >________________________________________________________ > > > >Claudia J. Stanny, Ph.D. > >Associate Professor > >General Track Coordinator > >Department of Psychology > >University of West Florida > >Pensacola, FL 32514 - 5751 > > > >[EMAIL PROTECTED] > >Web Site: http://uwf.edu/cstanny/website/index.htm > >Phone: (850) 474 - 3163 > >FAX: (850) 857 - 6060 > > > --- > You are currently subscribed to tips as: [EMAIL PROTECTED] > To unsubscribe send a blank email to > [EMAIL PROTECTED] > > > --- > You are currently subscribed to tips as: [EMAIL PROTECTED] > To unsubscribe send a blank email to [EMAIL PROTECTED] > Best wishes Jim ============================================================================ James M. Clark (204) 786-9757 Department of Psychology (204) 774-4134 Fax University of Winnipeg 4L05D Winnipeg, Manitoba R3B 2E9 [EMAIL PROTECTED] CANADA http://www.uwinnipeg.ca/~clark ============================================================================ --- You are currently subscribed to tips as: [EMAIL PROTECTED] To unsubscribe send a blank email to [EMAIL PROTECTED] --- You are currently subscribed to tips as: [email protected] To unsubscribe send a blank email to [EMAIL PROTECTED]
