All Questions
5 questions
2
votes
1
answer
735
views
How to obtain contrasts for constrained longitudinal data analysis?
I would like to apply a constrained longitudinal data analysis (cLDA) with a linear response variable of the form, y ~ Time + Treatment:Time + (1 | ID). I am using &...
1
vote
0
answers
37
views
Experiment with two within-subjects and one between-subject with linear mixed models?
I need to analyze one dataset that contain two variables measured in the same subject and one across subjects.
The variables are:
id = subject id, factor with 83 levels
tissue = factor with 2 levels (...
1
vote
1
answer
2k
views
Within-subjects contrasts in repeated measures anova with unbalanced design [closed]
I would like to reproduce the standard output of a repeated measures anova in SPSS with R. For a balanced design (i.e. equal group sizes) I can exactly reproduce the SPSS output of the within-subjects ...
3
votes
1
answer
6k
views
Specifying contrasts for lme in 3x3 repeated-measures design
I would like to test the effects of two categorical variables, each with 3 levels, on some continuous data. Three groups of participants completed the same task for 3 types of stimuli, so it's a 3x3 ...
8
votes
3
answers
2k
views
How to examine interactions between factor and covariate in a mixed effects model?
I have 2 factors A and B (5×3) and one covariate X in a within subject design. Here's ...