Re: [R] likert scale analysis with R

2011-08-23 Thread Iasonas Lamprianou
Dear colleagues, I would like to run a cluster analysis on a number of variables. They are Likert Scale (0 to 10), but they also have a Don't know' option at the end of the scale. Apparently, with the 'Don't Know' option in place, they cannot be considered to be linear or ordinal. How can

Re: [R] likert scale analysis with R

2011-08-23 Thread Jim Lemon
On 08/23/2011 08:39 PM, Iasonas Lamprianou wrote: Dear colleagues, I would like to run a cluster analysis on a number of variables. They are Likert Scale (0 to 10), but they also have a Don't know' option at the end of the scale. Apparently, with the 'Don't Know' option in place, they

Re: [R] likert scale analysis with R

2011-08-23 Thread Iasonas Lamprianou
: Jim Lemon j...@bitwrit.com.au To: Iasonas Lamprianou lampria...@yahoo.com Cc: r-help@r-project.org r-help@r-project.org Sent: Tuesday, 23 August 2011, 13:47 Subject: Re: [R] likert scale analysis with R On 08/23/2011 08:39 PM, Iasonas Lamprianou wrote: Dear colleagues, I would like to run

Re: [R] likert scale analysis with R

2011-08-23 Thread Jim Lemon
On 08/23/2011 09:07 PM, Iasonas Lamprianou wrote: Thank you for the hint. But this means that I will still have missing responses in my data and this defeats my purpose to analyse the data using cluster analysis. If it is really necessary to avoid missing values, and there is an indifference

Re: [R] likert scale analysis with R

2011-08-23 Thread Iasonas Lamprianou
-project.org Sent: Tuesday, 23 August 2011, 14:16 Subject: Re: [R] likert scale analysis with R On 08/23/2011 09:07 PM, Iasonas Lamprianou wrote: Thank you for the hint. But this means that I will still have missing responses in my data and this defeats my purpose to analyse the data using