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UNIVERSITY OF ZURICH, PostDoc Position in Biostatistics (~80-100%) Starting date: May 1st 2014 or later Closing date: March 10 2014 The Division of Biostatistics at the Institute of Social and Preventive Medicine of the University of Zurich (UZH) invites applications for a PostDoc position in biostatistics. Length and salary will depend of the qualifications of the appointee, in accordance with UZH regulations. A suitable candidate should * hold a PhD in biostatistics or statistics; * have a strong research record, ideally both in...

...e, I got the same Error message. I thought the function should use with my dataset. What am I doing wrong? Thanks in advance for your help. Birgit Birgit Lemcke Institut f?r Systematische Botanik Zollikerstrasse 107 CH-8008 Z?rich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke at systbot.uzh.ch 175 Jahre UZH ?staunen.erleben.begreifen. Naturwissenschaft zum Anfassen.? MNF-Jubil?umsevent f?r gross und klein. 19. April 2008, 10.00 Uhr bis 02.00 Uhr Campus Irchel, Winterthurerstrasse 190, 8057 Z?rich Weitere Informationen http://www.175jahre.uzh.ch/naturwissenschaft

...and female symbol) to the x-axis to label the boxes. I would be very glad if somebody could help mw with this. Many thanks in advance. Greets Birgit Birgit Lemcke Institut f?r Systematische Botanik Zollikerstrasse 107 CH-8008 Z?rich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke at systbot.uzh.ch 175 Jahre UZH ?staunen.erleben.begreifen. Naturwissenschaft zum Anfassen.? Weitere Informationen http://www.175jahre.uzh.ch/naturwissenschaft

...orest. Is randomForest() able to deal with count data? Or is there no difference because only the ranks are used in the trees? Thanks in advance Birgit Birgit Lemcke Institut f?r Systematische Botanik Zollikerstrasse 107 CH-8008 Z?rich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke at systbot.uzh.ch 175 Jahre UZH ?staunen.erleben.begreifen. Naturwissenschaft zum Anfassen.? MNF-Jubil?umsevent f?r gross und klein. 19. April 2008, 10.00 Uhr bis 02.00 Uhr Campus Irchel, Winterthurerstrasse 190, 8057 Z?rich Weitere Informationen http://www.175jahre.uzh.ch/naturwissenschaft

...1 3 1 1 1 1 1 1 ... But there are still NA`s in the data frame. Sorry if this reason is only ma stupididty and thanks for answering in advance. B. Birgit Lemcke Institut f?r Systematische Botanik Zollikerstrasse 107 CH-8008 Z?rich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke at systbot.uzh.ch 175 Jahre UZH ?staunen.erleben.begreifen. Naturwissenschaft zum Anfassen.? MNF-Jubil?umsevent f?r gross und klein. 19. April 2008, 10.00 Uhr bis 02.00 Uhr Campus Irchel, Winterthurerstrasse 190, 8057 Z?rich Weitere Informationen http://www.175jahre.uzh.ch/naturwissenschaft

...Is randomForest able to deal with it, does it change anything or is there no difference in using factors or ordered factors? Many thanks in advance B. Birgit Lemcke Institut f?r Systematische Botanik Zollikerstrasse 107 CH-8008 Z?rich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke at systbot.uzh.ch 175 Jahre UZH ?staunen.erleben.begreifen. Naturwissenschaft zum Anfassen.? MNF-Jubil?umsevent f?r gross und klein. 19. April 2008, 10.00 Uhr bis 02.00 Uhr Campus Irchel, Winterthurerstrasse 190, 8057 Z?rich Weitere Informationen http://www.175jahre.uzh.ch/naturwissenschaft

...bjects 240 and 241 Sorry might be that I am just to stupid to understand the documentation, but could somebody help me anyway. Thanks in advance B. Birgit Lemcke Institut f?r Systematische Botanik Zollikerstrasse 107 CH-8008 Z?rich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke at systbot.uzh.ch 175 Jahre UZH ?staunen.erleben.begreifen. Naturwissenschaft zum Anfassen.? MNF-Jubil?umsevent f?r gross und klein. 19. April 2008, 10.00 Uhr bis 02.00 Uhr Campus Irchel, Winterthurerstrasse 190, 8057 Z?rich Weitere Informationen http://www.175jahre.uzh.ch/naturwissenschaft

...15 20 0 Is there perhaps a possibility to give the diagonal as a vector within as.dist? I would be glad if somebody could help me. Greetings Birgit Birgit Lemcke Institut f?r Systematische Botanik Zollikerstrasse 107 CH-8008 Z?rich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke at systbot.uzh.ch

...ntains variables of the classes factor and numeric. Is there another function that is able to handle this? Thank you all in advance. Greetings Birgit Birgit Lemcke Institut f?r Systematische Botanik Zollikerstrasse 107 CH-8008 Z?rich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke at systbot.uzh.ch 175 Jahre UZH ?staunen.erleben.begreifen. Naturwissenschaft zum Anfassen.? MNF-Jubil?umsevent f?r gross und klein. 19. April 2008, 10.00 Uhr bis 02.00 Uhr Campus Irchel, Winterthurerstrasse 190, 8057 Z?rich Weitere Informationen www.175jahre.uzh.ch

...rk either. What am I doing wrong? Any help would be most appreciated Best benedikt -- Benedikt Gehr Ph.D. Student Institute of Evolutionary Biology and Environmental Studies University of Zurich Winterthurerstrasse 190 CH-8057 Zurich Office 13 J 36b Phone: +41 (0)44 635 49 72 http://www.ieu.uzh.ch/staff/phd/gehr.html

...Would be nice if somebody could help me. Perhaps I´m thinking too complicated and there is an easier way to do this. Thanks in advance Greetings Birgit Birgit Lemcke Institut für Systematische Botanik Zollikerstrasse 107 CH-8008 Zürich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke@systbot.uzh.ch [[alternative HTML version deleted]]

...to delete all variables with NA?s. Is there a function for a principal component analysis, that can deal with so many NA?s. Thanks in advance Birgit Birgit Lemcke Institut f?r Systematische Botanik Zollikerstrasse 107 CH-8008 Z?rich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke at systbot.uzh.ch

Hello, I investigate survival until the following year (0,1) and I wish to test if the variance in survival for two or more groups are significantly different from each other. I read that the Fligner-Killeen test is a non-parametric test which is very robust against departures from normality but is it correct (valuable technique for publication) to use it on binary data? In other

...again such stupid questions, but I haven´t found how to label the points created with plot3d (rgl). Hope somebody can help me. Thanks in advance. Birgit Birgit Lemcke Institut für Systematische Botanik Zollikerstrasse 107 CH-8008 Zürich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke@systbot.uzh.ch [[alternative HTML version deleted]]

...= TRUE, logical = TRUE, lib.loc = lib.loc) Can somebody tell me why I get this error and what I can do against it? Thanks in advance. Regards Birgit Birgit Lemcke Institut für Systematische Botanik Zollikerstrasse 107 CH-8008 Zürich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke@systbot.uzh.ch [[alternative HTML version deleted]]

...row1, row 2 compared to row 2 (paired).......giving back a number as dissimilarity for each comparison. How can i do that? Thanks in advance Birgit Birgit Lemcke Institut für Systematische Botanik Zollikerstrasse 107 CH-8008 Zürich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke@systbot.uzh.ch [[alternative HTML version deleted]]

...25 5 2 34 3 1 Aski_deli 2 1 1 2 <NA> 45 12 4 6 2 5 46 5 3 3 4 1 1.......... Greetings Birgit Birgit Lemcke Institut f?r Systematische Botanik Zollikerstrasse 107 CH-8008 Z?rich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke at systbot.uzh.ch [[alternative HTML version deleted]] ______________________________________________ R-help at r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting- guide.html and provide commented, minimal, self-contai...

...nking and comparing absolute differences from the group median, which for binary data is generally 0 or 1, so all absolute differences will be 1.... Put differently, the results are more than likely to be complet rubbish. -pd > On 04 Apr 2016, at 11:48 , emeline mourocq <emeline.mourocq at uzh.ch> wrote: > > Hello, > > > > I investigate survival until the following year (0,1) and I wish to test if > the variance in survival for two or more groups are significantly different > from each other. > > > > I read that the Fligner-Killeen test is a...

...this: Error in eval(expr, envir, enclos) : objekt ".__M__coerce" nicht gefunden What am I doing wrong? Thanks in advance for your help. B Birgit Lemcke Institut f?r Systematische Botanik Zollikerstrasse 107 CH-8008 Z?rich Switzerland Ph: +41 (0)44 634 8351 birgit.lemcke at systbot.uzh.ch

...ecies that are in rows by the use of morphological characters that are in columns. Am I completely wrong with my thoughts? Birgit Am 20.06.2007 um 15:52 schrieb Stephen B. Cox: > Hi Birgit - looks like you have a few issues here. > > Birgit Lemcke <birgit.lemcke <at> systbot.uzh.ch> writes: > >> >> Hello you all! >> >> I am a completely new user of R and I have a problem to solve. >> I am using Mac OS X on a PowerBook. >> >> I have a table that looks like this: >> >> species X1 X2 X3 X4 X5 X6 X7 X8 X9...