[R] lme model: Error in MEEM

2005-08-18 Thread Christoph Lehmann
Hi, We have data of two groups of subjects: 32 elderly, 14 young adults. for each subject we have 15 observations, each observation consisting of a reaction-time measure (RT) and an activation maesure (betadlpcv). since we want to analyze the influence of (age-)group and RT on the activation, we

Re: [R] lme model: Error in MEEM

2005-08-18 Thread Douglas Bates
On 8/18/05, Christoph Lehmann [EMAIL PROTECTED] wrote: Hi, We have data of two groups of subjects: 32 elderly, 14 young adults. for each subject we have 15 observations, each observation consisting of a reaction-time measure (RT) and an activation maesure (betadlpcv). since we want to analyze

Re: [R] lme model: Error in MEEM

2005-08-18 Thread Christoph Lehmann
@stat.math.ethz.ch Betreff: Re: [R] lme model: Error in MEEM Datum: Thu, 18 Aug 2005 08:29:52 -0500 On 8/18/05, Christoph Lehmann [EMAIL PROTECTED] wrote: Hi, We have data of two groups of subjects: 32 elderly, 14 young adults. for each subject we have 15 observations, each observation consisting

Re: [R] lme model: Error in MEEM

2005-08-18 Thread Dieter Menne
Christoph Lehmann christoph.lehmann at gmx.ch writes: Hi, We have data of two groups of subjects: 32 elderly, 14 young adults. for each subject we have 15 observations, each observation consisting of a reaction-time measure (RT) and an activation maesure (betadlpcv). since we want to