I can’t help you with PAST, but this reference will allow you to compute the correct statistics for a standardized major axis (often erroneously called a reduced major axis) regression.
Warton, D. I., et al., 2006, Bivariate line-fitting methods for allometry: Biological Reviews, v. 81, no. 2, p. 259–291. Norm MacLeod > On 12 Mar 2016, at 14:49, Patrick Arnold <[email protected]> wrote: > > Dear morphometrics, > > I am frequently using PAST (paleontological statistics; what a great free > software) for the analysis of morphometric data (geometric and traditional). > Now I want to do a reduced major axis regression on bivariate data (only one > Y for each X). However, I do not found the possibility to perform a > significance test for the regression (F statistics) or for the slope and > intercept (t statistics). > It is provided for least square regression (e.g., under polynomial option) > but not for model II regression. Does anyone know a possibility to obtain > regression statistics in PAST for model II regressions? > Thanks in advance. > > Cheers > Patrick > > > -- > Patrick Arnold, M.Sc. > > wissenschaftlicher Mitarbeiter und Doktorand > Institut für Spezielle Zoologie und Evolutionsbiologie > mit Phyletischem Museum > Friedrich-Schiller-Universität Jena > Erbertstraße 1 > 07743 Jena > Germany > > Phone: +49 (0)3641 9-49165 > Fax: +49 (0)3641 9-49142 > E-mail: [email protected] > > -- > MORPHMET may be accessed via its webpage at http://www.morphometrics.org > ---You received this message because you are subscribed to the Google Groups > "MORPHMET" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > _____________________________________________________ Professor Norman MacLeod Dean of Postgraduate Education and Training The Natural History Museum, Cromwell Road, London, SW7 5BD (0)207 942-5204 (Office Landline) (0)785 017-1787 (Mobile) http://www.nhm.ac.uk/hosted_sites/paleonet/MacLeod/ Department of Earth Sciences, University College London, Gower Street, London WC1E 6BT, UK Nanjing Institute of Geology & Palaeontology, Chinese Academy of Sciences, 39 Beijing, Donglu, Nanjing, China _____________________________________________________ -- MORPHMET may be accessed via its webpage at http://www.morphometrics.org --- You received this message because you are subscribed to the Google Groups "MORPHMET" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected].
