Re: [R] marketing-questionnaire with split-design

2014-09-11 Thread Jim Lemon
On Thu, 11 Sep 2014 08:58:54 PM Jim Lemon wrote: Sorry, copying fumble. The last line in the loop should read: sum(nddf[subject,seq(2,10,by=2)])) Jim __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the

Re: [R] marketing-questionnaire with split-design

2014-09-11 Thread Jim Lemon
On Tue, 9 Sep 2014 04:42:11 PM Norbert Dörrer wrote: > Dear Experts > > I'm quite new to the world of R; so maybe my question is kind of > beginners... > > I am right now trying to analyse questionnaire data (CAWI) for producing a > image/positioning map of the competitors of my company; when p

[R] marketing-questionnaire with split-design

2014-09-09 Thread Norbert Dörrer
Dear Experts I'm quite new to the world of R; so maybe my question is kind of beginners... I am right now trying to analyse questionnaire data (CAWI) for producing a image/positioning map of the competitors of my company; when programming the CAWI, a split design was needed; every respondent had