Re: [R] Question about data used to fit the mixed model

2006-07-31 Thread Douglas Bates
On 7/29/06, Nantachai Kantanantha [EMAIL PROTECTED] wrote: Hi everyone, I would like to ask a question regarding to the data used to fit the mixed model. I wonder that, for the response variable data used to fit the mixed model (either via spm or lme), we must have several observations per

Re: [R] Question about data used to fit the mixed model

2006-07-30 Thread Doran, Harold
] Question about data used to fit the mixed model Hi everyone, I would like to ask a question regarding to the data used to fit the mixed model. I wonder that, for the response variable data used to fit the mixed model (either via spm or lme), we must have several observations per subject (i.e

[R] Question about data used to fit the mixed model

2006-07-29 Thread Nantachai Kantanantha
Hi everyone, I would like to ask a question regarding to the data used to fit the mixed model. I wonder that, for the response variable data used to fit the mixed model (either via spm or lme), we must have several observations per subject (i.e. Yij, i = 1,..,M, j = 1,.., ni) or it can be