similar to: fisher.test, chisq.test

Hello, I have a data set that needs to be combined so that rows are summed by a group based on a certain variable. I'm pretty sure rowsum() or rowsums() can do this but it's difficult for me to figure out how it will work for my data based on the examples I've read. My data are structured like this: Plot SizeClass Stems 12 Class3 1 12 Class4

Full_Name: Christoph Schmutz, MeteoSchweiz, Switzerland Version: R1.7.1, R1.8.1 OS: windows2000, solaris sunOS 5.8 Submission from: (NULL) (141.249.133.6) I'm not sure if I don't get the clue, but please consider this: > strptime("19930870150","%Y%j%H%M") [1] "1993-03-28 01:50:00" > strptime("19930870250","%Y%j%H%M") [1]

What exactly is strange, apart from posting a question as a bug report? Please do read the R FAQ and don't misuse R-bugs to ask questions. Hint: you most likely specified a non-existent time. When did your locale switch to DST in 1993? I don't know, of course (you haven't told us your locale) but I bet it was that day. That means the time you specified does not exist if your locale

On Sun, 11 Jan 2004, Dirk Eddelbuettel wrote: > On Fri, Jan 09, 2004 at 06:01:27PM +0100, christoph.schmutz@meteoschweiz.ch wrote: > > Full_Name: Christoph Schmutz, MeteoSchweiz, Switzerland > > Version: R1.7.1, R1.8.1 > > OS: windows2000, solaris sunOS 5.8 > > Submission from: (NULL) (141.249.133.6) > > > > > > > > I'm not sure if I

I''ve been trying to add unit testing for collection of models with complex relationships -- and failing miserably. Because of the complexity of the relationships, I''m using a database which validates foreign key constraints (PostgreSQL 8). I''m finding it nearly impossible to generate tests that are independent of each other. The basic problem is the DELETE then

Hello everyone, in february I posted the mail below[1]. I can now reproduce the problem. When filling up a mailbox with postfix' smtp-source with dozens of identical mails, then it is never possible for me to fetch one single mail out of the mailbox. The process of fetching mail via POP3 always fails. It makes no difference which mail client I use. I have tested KMail, Outlook and

Hello everyone, I have two mailservers [1] running dovecot. Mail store format is maildir. Every once in a while I have the following problem: When a User downloads his mail via POP3, the client says something like "the server has closed the connection unexpectedly, and gives this reason: [...blahblah...]". One can now cancel the download, and restart it, and the problem shows up again

Hello everyone, today I have tried to set up shared and public IMAP folders, but it didn't work. # rpm -qa | grep dovecot dovecot12-backend-mysql-1.2.11-3.3.1.x86_64 dovecot12-backend-sqlite-1.2.11-3.3.1.x86_64 dovecot12-1.2.11-3.3.1.x86_64 dovecot12-backend-pgsql-1.2.11-3.3.1.x86_64 Here is my dovecot.conf [1]. Can anyone explain what is wrong with my configuration? It is not possible